45721476 has 24 divisors (see below), whose sum is σ = 118537440. Its totient is φ = 15240456.

The previous prime is 45721471. The next prime is 45721523. The reversal of 45721476 is 67412754.

45721476 is a `hidden beast` number, since 4 + 572 + 14 + 76 = 666.

45721476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 45721476.

It is not an unprimeable number, because it can be changed into a prime (45721471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211566 + ... + 211781.

It is an arithmetic number, because the mean of its divisors is an integer number (4939060).

Almost surely, 2^45721476 is an apocalyptic number.

It is an amenable number.

45721476 is an abundant number, since it is smaller than the sum of its proper divisors (72815964).

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

45721476 is a wasteful number, since it uses less digits than its factorization.

45721476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423360 (or 423352 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 45721476 is about 6761.7657457206. The cubic root of 45721476 is about 357.5801597028.

The spelling of 45721476 in words is "forty-five million, seven hundred twenty-one thousand, four hundred seventy-six".