50902133 has 4 divisors (see below), whose sum is σ = 50939328. Its totient is φ = 50864940.

The previous prime is 50902123. The next prime is 50902169. The reversal of 50902133 is 33120905.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50902133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50902099 and 50902108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50902123) 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, 16463 + ... + 19308.

It is an arithmetic number, because the mean of its divisors is an integer number (12734832).

Almost surely, 2^50902133 is an apocalyptic number.

It is an amenable number.

50902133 is a deficient number, since it is larger than the sum of its proper divisors (37195).

50902133 is a wasteful number, since it uses less digits than its factorization.

50902133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37194.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 50902133 is about 7134.5730776270. The cubic root of 50902133 is about 370.6056139885.

The spelling of 50902133 in words is "fifty million, nine hundred two thousand, one hundred thirty-three".