50539378 has 4 divisors (see below), whose sum is σ = 75809070. Its totient is φ = 25269688.

The previous prime is 50539367. The next prime is 50539409. The reversal of 50539378 is 87393505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 87393505 = 5 ⋅17478701.

It can be written as a sum of positive squares in only one way, i.e., 50509449 + 29929 = 7107^2 + 173^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 50539378.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12634843 + ... + 12634846.

Almost surely, 2^50539378 is an apocalyptic number.

50539378 is a deficient number, since it is larger than the sum of its proper divisors (25269692).

50539378 is a wasteful number, since it uses less digits than its factorization.

50539378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25269691.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 50539378 is about 7109.1052882905. The cubic root of 50539378 is about 369.7231383908.

The spelling of 50539378 in words is "fifty million, five hundred thirty-nine thousand, three hundred seventy-eight".