50643534 has 24 divisors (see below), whose sum is σ = 103515048. Its totient is φ = 16517680.

The previous prime is 50643511. The next prime is 50643559. The reversal of 50643534 is 43534605.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11344 + ... + 15164.

It is an arithmetic number, because the mean of its divisors is an integer number (4313127).

Almost surely, 2^50643534 is an apocalyptic number.

50643534 is an abundant number, since it is smaller than the sum of its proper divisors (52871514).

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

50643534 is a wasteful number, since it uses less digits than its factorization.

50643534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3920 (or 3873 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 50643534 is about 7116.4270529529. The cubic root of 50643534 is about 369.9769501102.

The spelling of 50643534 in words is "fifty million, six hundred forty-three thousand, five hundred thirty-four".