47256842 has 16 divisors (see below), whose sum is σ = 72943872. Its totient is φ = 22952160.

The previous prime is 47256823. The next prime is 47256851. The reversal of 47256842 is 24865274.

It is a junction number, because it is equal to n+sod(n) for n = 47256796 and 47256805.

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, 7367 + ... + 12197.

It is an arithmetic number, because the mean of its divisors is an integer number (4558992).

Almost surely, 2^47256842 is an apocalyptic number.

47256842 is a deficient number, since it is larger than the sum of its proper divisors (25687030).

47256842 is a wasteful number, since it uses less digits than its factorization.

47256842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4973.

The product of its digits is 107520, while the sum is 38.

The square root of 47256842 is about 6874.3612066868. The cubic root of 47256842 is about 361.5387887242.

The spelling of 47256842 in words is "forty-seven million, two hundred fifty-six thousand, eight hundred forty-two".