45533312 has 64 divisors (see below), whose sum is σ = 100539360. Its totient is φ = 20367360.

The previous prime is 45533311. The next prime is 45533317. The reversal of 45533312 is 21333554.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45533311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102563 + ... + 103005.

Almost surely, 2^45533312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45533312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50269680).

45533312 is an abundant number, since it is smaller than the sum of its proper divisors (55006048).

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

45533312 is a wasteful number, since it uses less digits than its factorization.

45533312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541 (or 529 counting only the distinct ones).

The product of its digits is 5400, while the sum is 26.

The square root of 45533312 is about 6747.8375795509. The cubic root of 45533312 is about 357.0889519862.

Adding to 45533312 its reverse (21333554), we get a palindrome (66866866).

The spelling of 45533312 in words is "forty-five million, five hundred thirty-three thousand, three hundred twelve".