45263232 has 128 divisors (see below), whose sum is σ = 152755200. Its totient is φ = 12925440.

The previous prime is 45263227. The next prime is 45263237. The reversal of 45263232 is 23236254.

It is an interprime number because it is at equal distance from previous prime (45263227) and next prime (45263237).

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 45263196 and 45263205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45263237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23257 + ... + 25127.

It is an arithmetic number, because the mean of its divisors is an integer number (1193400).

Almost surely, 2^45263232 is an apocalyptic number.

45263232 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45263232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76377600).

45263232 is an abundant number, since it is smaller than the sum of its proper divisors (107491968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45263232 is a wasteful number, since it uses less digits than its factorization.

45263232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901 (or 1883 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 45263232 is about 6727.7954784610. The cubic root of 45263232 is about 356.3815292721.

Adding to 45263232 its reverse (23236254), we get a palindrome (68499486).

The spelling of 45263232 in words is "forty-five million, two hundred sixty-three thousand, two hundred thirty-two".