56211142 has 8 divisors (see below), whose sum is σ = 90802656. Its totient is φ = 25943592.

The previous prime is 56211137. The next prime is 56211157. The reversal of 56211142 is 24111265.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1080958 + ... + 1081009.

It is an arithmetic number, because the mean of its divisors is an integer number (11350332).

Almost surely, 2^56211142 is an apocalyptic number.

56211142 is a deficient number, since it is larger than the sum of its proper divisors (34591514).

56211142 is a wasteful number, since it uses less digits than its factorization.

56211142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161982.

The product of its digits is 480, while the sum is 22.

The square root of 56211142 is about 7497.4090191212. The cubic root of 56211142 is about 383.0664669780.

The spelling of 56211142 in words is "fifty-six million, two hundred eleven thousand, one hundred forty-two".