45089402 has 16 divisors (see below), whose sum is σ = 68874624. Its totient is φ = 22134000.

The previous prime is 45089371. The next prime is 45089419. The reversal of 45089402 is 20498054.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43652 + ... + 44672.

It is an arithmetic number, because the mean of its divisors is an integer number (4304664).

Almost surely, 2^45089402 is an apocalyptic number.

45089402 is a deficient number, since it is larger than the sum of its proper divisors (23785222).

45089402 is a wasteful number, since it uses less digits than its factorization.

45089402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 45089402 is about 6714.8642577494. The cubic root of 45089402 is about 355.9247252789.

The spelling of 45089402 in words is "forty-five million, eighty-nine thousand, four hundred two".