55606975 has 6 divisors (see below), whose sum is σ = 68952680. Its totient is φ = 44485560.

The previous prime is 55606951. The next prime is 55606979. The reversal of 55606975 is 57960655.

It is not a de Polignac number, because 55606975 - 2²¹ = 53509823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55606979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1112115 + ... + 1112164.

Almost surely, 2^55606975 is an apocalyptic number.

55606975 is a deficient number, since it is larger than the sum of its proper divisors (13345705).

55606975 is a wasteful number, since it uses less digits than its factorization.

55606975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224289 (or 2224284 counting only the distinct ones).

The product of its (nonzero) digits is 283500, while the sum is 43.

The square root of 55606975 is about 7457.0084484329. The cubic root of 55606975 is about 381.6890990250.

The spelling of 55606975 in words is "fifty-five million, six hundred six thousand, nine hundred seventy-five".