45447770 has 16 divisors (see below), whose sum is σ = 85363200. Its totient is φ = 17388624.

The previous prime is 45447769. The next prime is 45447781. The reversal of 45447770 is 7774454.

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, 98570 + ... + 99029.

It is an arithmetic number, because the mean of its divisors is an integer number (5335200).

Almost surely, 2^45447770 is an apocalyptic number.

45447770 is a deficient number, since it is larger than the sum of its proper divisors (39915430).

45447770 is a wasteful number, since it uses less digits than its factorization.

45447770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197629.

The product of its (nonzero) digits is 109760, while the sum is 38.

The square root of 45447770 is about 6741.4961247486. The cubic root of 45447770 is about 356.8651945476.

The spelling of 45447770 in words is "forty-five million, four hundred forty-seven thousand, seven hundred seventy".