50697319 has 2 divisors, whose sum is σ = 50697320. Its totient is φ = 50697318.

The previous prime is 50697293. The next prime is 50697323. The reversal of 50697319 is 91379605.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50697319 - 2⁵ = 50697287 is a prime.

It is a super-2 number, since 2×50697319² = 5140436307575522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50697329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25348659 + 25348660.

It is an arithmetic number, because the mean of its divisors is an integer number (25348660).

Almost surely, 2^50697319 is an apocalyptic number.

50697319 is a deficient number, since it is larger than the sum of its proper divisors (1).

50697319 is an equidigital number, since it uses as much as digits as its factorization.

50697319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 40.

The square root of 50697319 is about 7120.2049830044. The cubic root of 50697319 is about 370.1078794268.

The spelling of 50697319 in words is "fifty million, six hundred ninety-seven thousand, three hundred nineteen".