50997604 has 48 divisors (see below), whose sum is σ = 107928576. Its totient is φ = 20620800.

The previous prime is 50997589. The next prime is 50997619. The reversal of 50997604 is 40679905.

It is an interprime number because it is at equal distance from previous prime (50997589) and next prime (50997619).

It is a super-2 number, since 2×50997604² = 5201511227481632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34872 + ... + 36304.

It is an arithmetic number, because the mean of its divisors is an integer number (2248512).

Almost surely, 2^50997604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50997604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53964288).

50997604 is an abundant number, since it is smaller than the sum of its proper divisors (56930972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50997604 is a wasteful number, since it uses less digits than its factorization.

50997604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516 (or 1514 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 50997604 is about 7141.2606730185. The cubic root of 50997604 is about 370.8371693862.

The spelling of 50997604 in words is "fifty million, nine hundred ninety-seven thousand, six hundred four".