55480732 has 6 divisors (see below), whose sum is σ = 97091288. Its totient is φ = 27740364.

The previous prime is 55480729. The next prime is 55480759. The reversal of 55480732 is 23708455.

It is a happy number.

55480732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55480732² = 6156223246511648, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 6935088 + ... + 6935095.

Almost surely, 2^55480732 is an apocalyptic number.

It is an amenable number.

55480732 is a deficient number, since it is larger than the sum of its proper divisors (41610556).

55480732 is a wasteful number, since it uses less digits than its factorization.

55480732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13870187 (or 13870185 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 55480732 is about 7448.5389171300. The cubic root of 55480732 is about 381.4000340423.

The spelling of 55480732 in words is "fifty-five million, four hundred eighty thousand, seven hundred thirty-two".