42374856 has 16 divisors (see below), whose sum is σ = 105937200. Its totient is φ = 14124944.

The previous prime is 42374837. The next prime is 42374869. The reversal of 42374856 is 65847324.

It is a happy number.

It is a nialpdrome in base 9.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 882786 + ... + 882833.

It is an arithmetic number, because the mean of its divisors is an integer number (6621075).

Almost surely, 2^42374856 is an apocalyptic number.

It is an amenable number.

42374856 is an abundant number, since it is smaller than the sum of its proper divisors (63562344).

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

42374856 is a wasteful number, since it uses less digits than its factorization.

42374856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765628 (or 1765624 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 42374856 is about 6509.5972225630. The cubic root of 42374856 is about 348.6337375336.

The spelling of 42374856 in words is "forty-two million, three hundred seventy-four thousand, eight hundred fifty-six".