50742156 has 12 divisors (see below), whose sum is σ = 118398392. Its totient is φ = 16914048.

The previous prime is 50742151. The next prime is 50742169. The reversal of 50742156 is 65124705.

It is a tau number, because it is divible by the number of its divisors (12).

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 not an unprimeable number, because it can be changed into a prime (50742151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2114245 + ... + 2114268.

Almost surely, 2^50742156 is an apocalyptic number.

It is an amenable number.

50742156 is an abundant number, since it is smaller than the sum of its proper divisors (67656236).

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

50742156 is a wasteful number, since it uses less digits than its factorization.

50742156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4228520 (or 4228518 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 50742156 is about 7123.3528622412. The cubic root of 50742156 is about 370.2169557884.

The spelling of 50742156 in words is "fifty million, seven hundred forty-two thousand, one hundred fifty-six".