45305390 has 32 divisors (see below), whose sum is σ = 90205920. Its totient is φ = 16274304.

The previous prime is 45305383. The next prime is 45305401. The reversal of 45305390 is 9350354.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101 + ... + 9519.

It is an arithmetic number, because the mean of its divisors is an integer number (2818935).

Almost surely, 2^45305390 is an apocalyptic number.

45305390 is a deficient number, since it is larger than the sum of its proper divisors (44900530).

45305390 is a wasteful number, since it uses less digits than its factorization.

45305390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9476.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 45305390 is about 6730.9278706580. The cubic root of 45305390 is about 356.4921390667.

The spelling of 45305390 in words is "forty-five million, three hundred five thousand, three hundred ninety".