50646942 has 12 divisors (see below), whose sum is σ = 109735080. Its totient is φ = 16882308.

The previous prime is 50646929. The next prime is 50646949. The reversal of 50646942 is 24964605.

50646942 is a `hidden beast` number, since 5 + 0 + 646 + 9 + 4 + 2 = 666.

It is a super-2 number, since 2×50646942² = 5130225467902728, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 50646897 and 50646906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50646949) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1406842 + ... + 1406877.

It is an arithmetic number, because the mean of its divisors is an integer number (9144590).

Almost surely, 2^50646942 is an apocalyptic number.

50646942 is an abundant number, since it is smaller than the sum of its proper divisors (59088138).

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

50646942 is a wasteful number, since it uses less digits than its factorization.

50646942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813727 (or 2813724 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 50646942 is about 7116.6664949258. Note that the first 3 decimals coincide. The cubic root of 50646942 is about 369.9852489858.

The spelling of 50646942 in words is "fifty million, six hundred forty-six thousand, nine hundred forty-two".