50970890 has 8 divisors (see below), whose sum is σ = 91747620. Its totient is φ = 20388352.

The previous prime is 50970877. The next prime is 50970911. The reversal of 50970890 is 9807905.

It can be written as a sum of positive squares in 2 ways, for example, as 46117681 + 4853209 = 6791^2 + 2203^2 .

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, 2548535 + ... + 2548554.

Almost surely, 2^50970890 is an apocalyptic number.

50970890 is a deficient number, since it is larger than the sum of its proper divisors (40776730).

50970890 is a wasteful number, since it uses less digits than its factorization.

50970890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5097096.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 50970890 is about 7139.3900299675. The cubic root of 50970890 is about 370.7724063800.

The spelling of 50970890 in words is "fifty million, nine hundred seventy thousand, eight hundred ninety".