55950317 has 4 divisors (see below), whose sum is σ = 55967136. Its totient is φ = 55933500.

The previous prime is 55950313. The next prime is 55950337. The reversal of 55950317 is 71305955.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55950317 - 2² = 55950313 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55950311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1559 + ... + 10692.

It is an arithmetic number, because the mean of its divisors is an integer number (13991784).

Almost surely, 2^55950317 is an apocalyptic number.

It is an amenable number.

55950317 is a deficient number, since it is larger than the sum of its proper divisors (16819).

55950317 is a wasteful number, since it uses less digits than its factorization.

55950317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16818.

The product of its (nonzero) digits is 23625, while the sum is 35.

The square root of 55950317 is about 7479.9944518696. The cubic root of 55950317 is about 382.4730600304.

The spelling of 55950317 in words is "fifty-five million, nine hundred fifty thousand, three hundred seventeen".