49696901 has 2 divisors, whose sum is σ = 49696902. Its totient is φ = 49696900.

The previous prime is 49696897. The next prime is 49696919. The reversal of 49696901 is 10969694.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45576001 + 4120900 = 6751^2 + 2030^2 .

It is a cyclic number.

It is not a de Polignac number, because 49696901 - 2² = 49696897 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49696991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24848450 + 24848451.

It is an arithmetic number, because the mean of its divisors is an integer number (24848451).

Almost surely, 2^49696901 is an apocalyptic number.

It is an amenable number.

49696901 is a deficient number, since it is larger than the sum of its proper divisors (1).

49696901 is an equidigital number, since it uses as much as digits as its factorization.

49696901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 49696901 is about 7049.6028966177. The cubic root of 49696901 is about 367.6572230541.

The spelling of 49696901 in words is "forty-nine million, six hundred ninety-six thousand, nine hundred one".