45458472 has 16 divisors (see below), whose sum is σ = 113646240. Its totient is φ = 15152816.

The previous prime is 45458467. The next prime is 45458587. The reversal of 45458472 is 27485454.

It is a self number, because there is not a number n which added to its sum of digits gives 45458472.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 947028 + ... + 947075.

It is an arithmetic number, because the mean of its divisors is an integer number (7102890).

Almost surely, 2^45458472 is an apocalyptic number.

It is an amenable number.

45458472 is an abundant number, since it is smaller than the sum of its proper divisors (68187768).

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

45458472 is a wasteful number, since it uses less digits than its factorization.

45458472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894112 (or 1894108 counting only the distinct ones).

The product of its digits is 179200, while the sum is 39.

The square root of 45458472 is about 6742.2898187485. The cubic root of 45458472 is about 356.8932037809.

The spelling of 45458472 in words is "forty-five million, four hundred fifty-eight thousand, four hundred seventy-two".