50979739 has 2 divisors, whose sum is σ = 50979740. Its totient is φ = 50979738.

The previous prime is 50979689. The next prime is 50979757. The reversal of 50979739 is 93797905.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50979739 - 2²⁵ = 17425307 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 50979692 and 50979701.

It is not a weakly prime, because it can be changed into another prime (50979839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25489869 + 25489870.

It is an arithmetic number, because the mean of its divisors is an integer number (25489870).

Almost surely, 2^50979739 is an apocalyptic number.

50979739 is a deficient number, since it is larger than the sum of its proper divisors (1).

50979739 is an equidigital number, since it uses as much as digits as its factorization.

50979739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 535815, while the sum is 49.

The square root of 50979739 is about 7140.0097338869. The cubic root of 50979739 is about 370.7938616013.

The spelling of 50979739 in words is "fifty million, nine hundred seventy-nine thousand, seven hundred thirty-nine".