55610042 has 16 divisors (see below), whose sum is σ = 84257280. Its totient is φ = 27526128.

The previous prime is 55610041. The next prime is 55610047. The reversal of 55610042 is 24001655.

It is not an unprimeable number, because it can be changed into a prime (55610041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151343 + ... + 151709.

It is an arithmetic number, because the mean of its divisors is an integer number (5266080).

Almost surely, 2^55610042 is an apocalyptic number.

55610042 is a deficient number, since it is larger than the sum of its proper divisors (28647238).

55610042 is a wasteful number, since it uses less digits than its factorization.

55610042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 55610042 is about 7457.2140910664. The cubic root of 55610042 is about 381.6961162439.

Adding to 55610042 its reverse (24001655), we get a palindrome (79611697).

The spelling of 55610042 in words is "fifty-five million, six hundred ten thousand, forty-two".