55942075 has 18 divisors (see below), whose sum is σ = 80695356. Its totient is φ = 38359440.

The previous prime is 55942069. The next prime is 55942091. The reversal of 55942075 is 57024955.

It is not a de Polignac number, because 55942075 - 2³ = 55942067 is a prime.

It is a plaindrome in base 16.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 21609 + ... + 24058.

Almost surely, 2^55942075 is an apocalyptic number.

55942075 is a deficient number, since it is larger than the sum of its proper divisors (24753281).

55942075 is a wasteful number, since it uses less digits than its factorization.

55942075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45691 (or 45679 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 55942075 is about 7479.4434953411. The cubic root of 55942075 is about 382.4542784998.

The spelling of 55942075 in words is "fifty-five million, nine hundred forty-two thousand, seventy-five".