50197880 has 32 divisors (see below), whose sum is σ = 115352640. Its totient is φ = 19651200.

The previous prime is 50197841. The next prime is 50197907. The reversal of 50197880 is 8879105.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11471 + ... + 15230.

It is an arithmetic number, because the mean of its divisors is an integer number (3604770).

Almost surely, 2^50197880 is an apocalyptic number.

It is an amenable number.

50197880 is an abundant number, since it is smaller than the sum of its proper divisors (65154760).

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

50197880 is a wasteful number, since it uses less digits than its factorization.

50197880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26759 (or 26755 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 38.

The square root of 50197880 is about 7085.0462242670. The cubic root of 50197880 is about 368.8885075774. Note that the first 3 decimals are identical.

The spelling of 50197880 in words is "fifty million, one hundred ninety-seven thousand, eight hundred eighty".