45689508 has 60 divisors (see below), whose sum is σ = 120951600. Its totient is φ = 15037488.

The previous prime is 45689491. The next prime is 45689513. The reversal of 45689508 is 80598654.

It is a super-2 number, since 2×45689508² = 4175062282564128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 26043 + ... + 27741.

It is an arithmetic number, because the mean of its divisors is an integer number (2015860).

Almost surely, 2^45689508 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 45689508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60475800).

45689508 is an abundant number, since it is smaller than the sum of its proper divisors (75262092).

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

45689508 is a wasteful number, since it uses less digits than its factorization.

45689508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798 (or 1787 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 45689508 is about 6759.4014527915. The cubic root of 45689508 is about 357.4968014450.

The spelling of 45689508 in words is "forty-five million, six hundred eighty-nine thousand, five hundred eight".