47252842 has 16 divisors (see below), whose sum is σ = 87236352. Its totient is φ = 18693360.

The previous prime is 47252801. The next prime is 47252851. The reversal of 47252842 is 24825274.

It is a junction number, because it is equal to n+sod(n) for n = 47252798 and 47252807.

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 7 ways as a sum of consecutive naturals, for example, 129634 + ... + 129997.

It is an arithmetic number, because the mean of its divisors is an integer number (5452272).

Almost surely, 2^47252842 is an apocalyptic number.

47252842 is a deficient number, since it is larger than the sum of its proper divisors (39983510).

47252842 is a wasteful number, since it uses less digits than its factorization.

47252842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259653.

The product of its digits is 35840, while the sum is 34.

The square root of 47252842 is about 6874.0702644067. The cubic root of 47252842 is about 361.5285877607.

The spelling of 47252842 in words is "forty-seven million, two hundred fifty-two thousand, eight hundred forty-two".