55747136 has 28 divisors (see below), whose sum is σ = 110939580. Its totient is φ = 27793920.

The previous prime is 55747103. The next prime is 55747163. The reversal of 55747136 is 63174755.

It can be written as a sum of positive squares in 2 ways, for example, as 3097600 + 52649536 = 1760^2 + 7256^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55747136.

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, 25910 + ... + 27978.

Almost surely, 2^55747136 is an apocalyptic number.

It is an amenable number.

55747136 is a deficient number, since it is larger than the sum of its proper divisors (55192444).

55747136 is a wasteful number, since it uses less digits than its factorization.

55747136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502 (or 2492 counting only the distinct ones).

The product of its digits is 88200, while the sum is 38.

The square root of 55747136 is about 7466.4004714454. The cubic root of 55747136 is about 382.0095207006.

The spelling of 55747136 in words is "fifty-five million, seven hundred forty-seven thousand, one hundred thirty-six".