45403232 has 24 divisors (see below), whose sum is σ = 102157776. Its totient is φ = 19458432.

The previous prime is 45403229. The next prime is 45403249. The reversal of 45403232 is 23230454.

It is a super-2 number, since 2×45403232² = 4122906952091648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45403198 and 45403207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101123 + ... + 101570.

It is an arithmetic number, because the mean of its divisors is an integer number (4256574).

Almost surely, 2^45403232 is an apocalyptic number.

It is an amenable number.

45403232 is an abundant number, since it is smaller than the sum of its proper divisors (56754544).

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

45403232 is a wasteful number, since it uses less digits than its factorization.

45403232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202710 (or 202702 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 45403232 is about 6738.1920423805. The cubic root of 45403232 is about 356.7485826153.

Adding to 45403232 its reverse (23230454), we get a palindrome (68633686).

The spelling of 45403232 in words is "forty-five million, four hundred three thousand, two hundred thirty-two".