50401538 has 8 divisors (see below), whose sum is σ = 82475280. Its totient is φ = 22909780.

The previous prime is 50401529. The next prime is 50401541. The reversal of 50401538 is 83510405.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1145468 + ... + 1145511.

It is an arithmetic number, because the mean of its divisors is an integer number (10309410).

Almost surely, 2^50401538 is an apocalyptic number.

50401538 is a deficient number, since it is larger than the sum of its proper divisors (32073742).

50401538 is a wasteful number, since it uses less digits than its factorization.

50401538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290992.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 50401538 is about 7099.4040594968. The cubic root of 50401538 is about 369.3867073991.

The spelling of 50401538 in words is "fifty million, four hundred one thousand, five hundred thirty-eight".