45404887 has 6 divisors (see below), whose sum is σ = 49907984. Its totient is φ = 41277060.

The previous prime is 45404881. The next prime is 45404893. The reversal of 45404887 is 78840454.

It is an interprime number because it is at equal distance from previous prime (45404881) and next prime (45404893).

It is not a de Polignac number, because 45404887 - 2¹¹ = 45402839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45404881) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 187503 + ... + 187744.

Almost surely, 2^45404887 is an apocalyptic number.

45404887 is a deficient number, since it is larger than the sum of its proper divisors (4503097).

45404887 is a wasteful number, since it uses less digits than its factorization.

45404887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375269 (or 375258 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 40.

The square root of 45404887 is about 6738.3148486844. The cubic root of 45404887 is about 356.7529171947.

The spelling of 45404887 in words is "forty-five million, four hundred four thousand, eight hundred eighty-seven".