50740578 has 36 divisors (see below), whose sum is σ = 127889190. Its totient is φ = 14497056.

The previous prime is 50740567. The next prime is 50740607. The reversal of 50740578 is 87504705.

It can be written as a sum of positive squares in only one way, i.e., 35319249 + 15421329 = 5943^2 + 3927^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 27883 + ... + 29646.

Almost surely, 2^50740578 is an apocalyptic number.

50740578 is an abundant number, since it is smaller than the sum of its proper divisors (77148612).

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

50740578 is a wasteful number, since it uses less digits than its factorization.

50740578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57551 (or 57541 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 36.

The square root of 50740578 is about 7123.2420989322. The cubic root of 50740578 is about 370.2131180300.

The spelling of 50740578 in words is "fifty million, seven hundred forty thousand, five hundred seventy-eight".