50908997 has 2 divisors, whose sum is σ = 50908998. Its totient is φ = 50908996.

The previous prime is 50908993. The next prime is 50909009. The reversal of 50908997 is 79980905.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47761921 + 3147076 = 6911^2 + 1774^2 .

It is a cyclic number.

It is not a de Polignac number, because 50908997 - 2² = 50908993 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50908993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25454498 + 25454499.

It is an arithmetic number, because the mean of its divisors is an integer number (25454499).

Almost surely, 2^50908997 is an apocalyptic number.

It is an amenable number.

50908997 is a deficient number, since it is larger than the sum of its proper divisors (1).

50908997 is an equidigital number, since it uses as much as digits as its factorization.

50908997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 47.

The square root of 50908997 is about 7135.0540993044. The cubic root of 50908997 is about 370.6222715917.

The spelling of 50908997 in words is "fifty million, nine hundred eight thousand, nine hundred ninety-seven".