55942119 has 24 divisors (see below), whose sum is σ = 82837872. Its totient is φ = 36368640.

The previous prime is 55942111. The next prime is 55942153. The reversal of 55942119 is 91124955.

It is not a de Polignac number, because 55942119 - 2³ = 55942111 is a prime.

It is a super-2 number, since 2×55942119² = 6259041356420322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55942111) 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 23 ways as a sum of consecutive naturals, for example, 67729 + ... + 68549.

It is an arithmetic number, because the mean of its divisors is an integer number (3451578).

Almost surely, 2^55942119 is an apocalyptic number.

55942119 is a deficient number, since it is larger than the sum of its proper divisors (26895753).

55942119 is a wasteful number, since it uses less digits than its factorization.

55942119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007 (or 1004 counting only the distinct ones).

The product of its digits is 16200, while the sum is 36.

The square root of 55942119 is about 7479.4464367358. The cubic root of 55942119 is about 382.4543787701.

The spelling of 55942119 in words is "fifty-five million, nine hundred forty-two thousand, one hundred nineteen".