50997597 has 8 divisors (see below), whose sum is σ = 77710656. Its totient is φ = 29141472.

The previous prime is 50997589. The next prime is 50997619. The reversal of 50997597 is 79579905.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50997597 - 2³ = 50997589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50997497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1214208 + ... + 1214249.

It is an arithmetic number, because the mean of its divisors is an integer number (9713832).

Almost surely, 2^50997597 is an apocalyptic number.

It is an amenable number.

50997597 is a deficient number, since it is larger than the sum of its proper divisors (26713059).

50997597 is a wasteful number, since it uses less digits than its factorization.

50997597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428467.

The product of its (nonzero) digits is 893025, while the sum is 51.

The square root of 50997597 is about 7141.2601829089. The cubic root of 50997597 is about 370.8371524190.

The spelling of 50997597 in words is "fifty million, nine hundred ninety-seven thousand, five hundred ninety-seven".