45470978 has 16 divisors (see below), whose sum is σ = 78938880. Its totient is φ = 19240416.

The previous prime is 45470939. The next prime is 45470983. The reversal of 45470978 is 87907454.

It is a Curzon 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, 19451 + ... + 21662.

It is an arithmetic number, because the mean of its divisors is an integer number (4933680).

Almost surely, 2^45470978 is an apocalyptic number.

45470978 is a deficient number, since it is larger than the sum of its proper divisors (33467902).

45470978 is a wasteful number, since it uses less digits than its factorization.

45470978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41201.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 45470978 is about 6743.2171846975. The cubic root of 45470978 is about 356.9259288665.

The spelling of 45470978 in words is "forty-five million, four hundred seventy thousand, nine hundred seventy-eight".