55747632 has 40 divisors (see below), whose sum is σ = 144472896. Its totient is φ = 18523456.

The previous prime is 55747631. The next prime is 55747639. The reversal of 55747632 is 23674755.

It is not an unprimeable number, because it can be changed into a prime (55747631) 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, 14983 + ... + 18329.

Almost surely, 2^55747632 is an apocalyptic number.

It is an amenable number.

55747632 is an abundant number, since it is smaller than the sum of its proper divisors (88725264).

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

55747632 is a wasteful number, since it uses less digits than its factorization.

55747632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705 (or 3699 counting only the distinct ones).

The product of its digits is 176400, while the sum is 39.

The square root of 55747632 is about 7466.4336868414. The cubic root of 55747632 is about 382.0106536506.

The spelling of 55747632 in words is "fifty-five million, seven hundred forty-seven thousand, six hundred thirty-two".