54880929 has 8 divisors (see below), whose sum is σ = 81305120. Its totient is φ = 36587268.

The previous prime is 54880909. The next prime is 54880933. The reversal of 54880929 is 92908845.

54880929 is a `hidden beast` number, since 548 + 80 + 9 + 29 = 666.

It is not a de Polignac number, because 54880929 - 2⁵ = 54880897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54880909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016287 + ... + 1016340.

It is an arithmetic number, because the mean of its divisors is an integer number (10163140).

Almost surely, 2^54880929 is an apocalyptic number.

It is an amenable number.

54880929 is a deficient number, since it is larger than the sum of its proper divisors (26424191).

54880929 is a wasteful number, since it uses less digits than its factorization.

54880929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032636 (or 2032630 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 54880929 is about 7408.1663723218. The cubic root of 54880929 is about 380.0206106088.

The spelling of 54880929 in words is "fifty-four million, eight hundred eighty thousand, nine hundred twenty-nine".