55965388 has 6 divisors (see below), whose sum is σ = 97939436. Its totient is φ = 27982692.

The previous prime is 55965379. The next prime is 55965401. The reversal of 55965388 is 88356955.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6995670 + ... + 6995677.

Almost surely, 2^55965388 is an apocalyptic number.

It is an amenable number.

55965388 is a deficient number, since it is larger than the sum of its proper divisors (41974048).

55965388 is a wasteful number, since it uses less digits than its factorization.

55965388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13991351 (or 13991349 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 49.

The square root of 55965388 is about 7481.0018045714. The cubic root of 55965388 is about 382.5073984358.

The spelling of 55965388 in words is "fifty-five million, nine hundred sixty-five thousand, three hundred eighty-eight".