45445316 has 12 divisors (see below), whose sum is σ = 90890688. Its totient is φ = 19476552.

The previous prime is 45445313. The next prime is 45445331. The reversal of 45445316 is 61354454.

45445316 is an admirable number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45445313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 811496 + ... + 811551.

It is an arithmetic number, because the mean of its divisors is an integer number (7574224).

Almost surely, 2^45445316 is an apocalyptic number.

It is an amenable number.

45445316 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45445316 is a wasteful number, since it uses less digits than its factorization.

45445316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623058 (or 1623056 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 45445316 is about 6741.3141152152. The cubic root of 45445316 is about 356.8587713285.

The spelling of 45445316 in words is "forty-five million, four hundred forty-five thousand, three hundred sixteen".