45769890 has 32 divisors (see below), whose sum is σ = 110284416. Its totient is φ = 12156800.

The previous prime is 45769883. The next prime is 45769891. The reversal of 45769890 is 9896754.

It is a super-2 number, since 2×45769890² = 4189765661224200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45769891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4990 + ... + 10790.

It is an arithmetic number, because the mean of its divisors is an integer number (3446388).

Almost surely, 2^45769890 is an apocalyptic number.

45769890 is an abundant number, since it is smaller than the sum of its proper divisors (64514526).

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

45769890 is a wasteful number, since it uses less digits than its factorization.

45769890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6074.

The product of its (nonzero) digits is 544320, while the sum is 48.

The square root of 45769890 is about 6765.3447805711. The cubic root of 45769890 is about 357.7063278299.

The spelling of 45769890 in words is "forty-five million, seven hundred sixty-nine thousand, eight hundred ninety".