55857962 has 4 divisors (see below), whose sum is σ = 83786946. Its totient is φ = 27928980.

The previous prime is 55857953. The next prime is 55857979. The reversal of 55857962 is 26975855.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35868121 + 19989841 = 5989^2 + 4471^2 .

It is a super-2 number, since 2×55857962² = 6240223837586888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13964489 + ... + 13964492.

Almost surely, 2^55857962 is an apocalyptic number.

55857962 is a deficient number, since it is larger than the sum of its proper divisors (27928984).

55857962 is a wasteful number, since it uses less digits than its factorization.

55857962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27928983.

The product of its digits is 756000, while the sum is 47.

The square root of 55857962 is about 7473.8184350438. The cubic root of 55857962 is about 382.2624996928.

The spelling of 55857962 in words is "fifty-five million, eight hundred fifty-seven thousand, nine hundred sixty-two".