45277864 has 16 divisors (see below), whose sum is σ = 85144500. Its totient is φ = 22572672.

The previous prime is 45277861. The next prime is 45277927. The reversal of 45277864 is 46877254.

It can be written as a sum of positive squares in 2 ways, for example, as 41705764 + 3572100 = 6458^2 + 1890^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45277864.

It is not an unprimeable number, because it can be changed into a prime (45277861) 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, 5317 + ... + 10900.

Almost surely, 2^45277864 is an apocalyptic number.

It is an amenable number.

45277864 is a deficient number, since it is larger than the sum of its proper divisors (39866636).

45277864 is a wasteful number, since it uses less digits than its factorization.

45277864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16572 (or 16568 counting only the distinct ones).

The product of its digits is 376320, while the sum is 43.

The square root of 45277864 is about 6728.8828196068. The cubic root of 45277864 is about 356.4199269775.

The spelling of 45277864 in words is "forty-five million, two hundred seventy-seven thousand, eight hundred sixty-four".