45931554 has 24 divisors (see below), whose sum is σ = 99915660. Its totient is φ = 15249408.

The previous prime is 45931547. The next prime is 45931573. The reversal of 45931554 is 45513954.

45931554 is a `hidden beast` number, since 4 + 593 + 15 + 54 = 666.

45931554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 44555625 + 1375929 = 6675^2 + 1173^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 339 + ... + 9590.

Almost surely, 2^45931554 is an apocalyptic number.

45931554 is an abundant number, since it is smaller than the sum of its proper divisors (53984106).

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

45931554 is a wasteful number, since it uses less digits than its factorization.

45931554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10194 (or 10191 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 45931554 is about 6777.2821986398. The cubic root of 45931554 is about 358.1269849035.

The spelling of 45931554 in words is "forty-five million, nine hundred thirty-one thousand, five hundred fifty-four".