45450688 has 28 divisors (see below), whose sum is σ = 90415872. Its totient is φ = 22668800.

The previous prime is 45450683. The next prime is 45450697. The reversal of 45450688 is 88605454.

It is a self number, because there is not a number n which added to its sum of digits gives 45450688.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45450683) by changing a digit.

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, 38913 + ... + 40063.

Almost surely, 2^45450688 is an apocalyptic number.

It is an amenable number.

45450688 is a deficient number, since it is larger than the sum of its proper divisors (44965184).

45450688 is a wasteful number, since it uses less digits than its factorization.

45450688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780 (or 1770 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 45450688 is about 6741.7125420771. The cubic root of 45450688 is about 356.8728319619.

The spelling of 45450688 in words is "forty-five million, four hundred fifty thousand, six hundred eighty-eight".