50653908 has 18 divisors (see below), whose sum is σ = 128041914. Its totient is φ = 16884624.

The previous prime is 50653873. The next prime is 50653927. The reversal of 50653908 is 80935605.

It can be written as a sum of positive squares in only one way, i.e., 45400644 + 5253264 = 6738^2 + 2292^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1407053 = 50653908 / (5 + 0 + 6 + 5 + 3 + 9 + 0 + 8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 703491 + ... + 703562.

Almost surely, 2^50653908 is an apocalyptic number.

It is an amenable number.

50653908 is an abundant number, since it is smaller than the sum of its proper divisors (77388006).

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

50653908 is a wasteful number, since it uses less digits than its factorization.

50653908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407063 (or 1407058 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 50653908 is about 7117.1558926301. The cubic root of 50653908 is about 370.0022108463.

The spelling of 50653908 in words is "fifty million, six hundred fifty-three thousand, nine hundred eight".