45975590 has 16 divisors (see below), whose sum is σ = 82872720. Its totient is φ = 18364320.

The previous prime is 45975583. The next prime is 45975593. The reversal of 45975590 is 9557954.

It is a happy number.

It is a super-2 number, since 2×45975590² = 4227509751696200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45975593) 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, 5276 + ... + 10944.

It is an arithmetic number, because the mean of its divisors is an integer number (5179545).

Almost surely, 2^45975590 is an apocalyptic number.

45975590 is a deficient number, since it is larger than the sum of its proper divisors (36897130).

45975590 is a wasteful number, since it uses less digits than its factorization.

45975590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6487.

The product of its (nonzero) digits is 283500, while the sum is 44.

The square root of 45975590 is about 6780.5302152560. The cubic root of 45975590 is about 358.2413974829.

The spelling of 45975590 in words is "forty-five million, nine hundred seventy-five thousand, five hundred ninety".