50915597 has 2 divisors, whose sum is σ = 50915598. Its totient is φ = 50915596.

The previous prime is 50915587. The next prime is 50915621. The reversal of 50915597 is 79551905.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30791401 + 20124196 = 5549^2 + 4486^2 .

It is a cyclic number.

It is not a de Polignac number, because 50915597 - 2⁴ = 50915581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50915587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25457798 + 25457799.

It is an arithmetic number, because the mean of its divisors is an integer number (25457799).

Almost surely, 2^50915597 is an apocalyptic number.

It is an amenable number.

50915597 is a deficient number, since it is larger than the sum of its proper divisors (1).

50915597 is an equidigital number, since it uses as much as digits as its factorization.

50915597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70875, while the sum is 41.

The square root of 50915597 is about 7135.5165895680. The cubic root of 50915597 is about 370.6382871059.

The spelling of 50915597 in words is "fifty million, nine hundred fifteen thousand, five hundred ninety-seven".