56142798 has 16 divisors (see below), whose sum is σ = 115908096. Its totient is φ = 18110520.

The previous prime is 56142781. The next prime is 56142803. The reversal of 56142798 is 89724165.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150736 + ... + 151107.

It is an arithmetic number, because the mean of its divisors is an integer number (7244256).

Almost surely, 2^56142798 is an apocalyptic number.

56142798 is an abundant number, since it is smaller than the sum of its proper divisors (59765298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56142798 is a wasteful number, since it uses less digits than its factorization.

56142798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301879.

The product of its digits is 120960, while the sum is 42.

The square root of 56142798 is about 7492.8497916347. The cubic root of 56142798 is about 382.9111542810.

The spelling of 56142798 in words is "fifty-six million, one hundred forty-two thousand, seven hundred ninety-eight".