45904340 has 24 divisors (see below), whose sum is σ = 97759872. Its totient is φ = 18102560.

The previous prime is 45904337. The next prime is 45904351. The reversal of 45904340 is 4340954.

It is a congruent number.

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, 14744 + ... + 17583.

It is an arithmetic number, because the mean of its divisors is an integer number (4073328).

Almost surely, 2^45904340 is an apocalyptic number.

It is an amenable number.

45904340 is an abundant number, since it is smaller than the sum of its proper divisors (51855532).

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

45904340 is a wasteful number, since it uses less digits than its factorization.

45904340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32407 (or 32405 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 45904340 is about 6775.2741641944. The cubic root of 45904340 is about 358.0562420092.

The spelling of 45904340 in words is "forty-five million, nine hundred four thousand, three hundred forty".