42856052 has 6 divisors (see below), whose sum is σ = 74998098. Its totient is φ = 21428024.

The previous prime is 42856019. The next prime is 42856067. The reversal of 42856052 is 25065824.

It can be written as a sum of positive squares in only one way, i.e., 34058896 + 8797156 = 5836^2 + 2966^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5357003 + ... + 5357010.

It is an arithmetic number, because the mean of its divisors is an integer number (12499683).

Almost surely, 2^42856052 is an apocalyptic number.

It is an amenable number.

42856052 is a deficient number, since it is larger than the sum of its proper divisors (32142046).

42856052 is a wasteful number, since it uses less digits than its factorization.

42856052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10714017 (or 10714015 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 42856052 is about 6546.4533909591. The cubic root of 42856052 is about 349.9484332192.

The spelling of 42856052 in words is "forty-two million, eight hundred fifty-six thousand, fifty-two".