55087492 has 12 divisors (see below), whose sum is σ = 96604480. Its totient is φ = 27486216.

The previous prime is 55087471. The next prime is 55087519. The reversal of 55087492 is 29478055.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12192 + ... + 16087.

Almost surely, 2^55087492 is an apocalyptic number.

It is an amenable number.

55087492 is a deficient number, since it is larger than the sum of its proper divisors (41516988).

55087492 is a wasteful number, since it uses less digits than its factorization.

55087492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28770 (or 28768 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 55087492 is about 7422.0948525332. The cubic root of 55087492 is about 380.4967925258.

The spelling of 55087492 in words is "fifty-five million, eighty-seven thousand, four hundred ninety-two".