50651238 has 16 divisors (see below), whose sum is σ = 110511936. Its totient is φ = 15348840.

The previous prime is 50651231. The next prime is 50651239. The reversal of 50651238 is 83215605.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50651231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383656 + ... + 383787.

It is an arithmetic number, because the mean of its divisors is an integer number (6906996).

Almost surely, 2^50651238 is an apocalyptic number.

50651238 is an abundant number, since it is smaller than the sum of its proper divisors (59860698).

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

50651238 is a wasteful number, since it uses less digits than its factorization.

50651238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767459.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 50651238 is about 7116.9683152309. The cubic root of 50651238 is about 369.9957097141.

The spelling of 50651238 in words is "fifty million, six hundred fifty-one thousand, two hundred thirty-eight".