49207957 has 2 divisors, whose sum is σ = 49207958. Its totient is φ = 49207956.

The previous prime is 49207937. The next prime is 49207973. The reversal of 49207957 is 75970294.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36312676 + 12895281 = 6026^2 + 3591^2 .

It is a cyclic number.

It is not a de Polignac number, because 49207957 - 2¹⁹ = 48683669 is a prime.

It is a super-2 number, since 2×49207957² = 4842846064227698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49207937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24603978 + 24603979.

It is an arithmetic number, because the mean of its divisors is an integer number (24603979).

Almost surely, 2^49207957 is an apocalyptic number.

It is an amenable number.

49207957 is a deficient number, since it is larger than the sum of its proper divisors (1).

49207957 is an equidigital number, since it uses as much as digits as its factorization.

49207957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 43.

The square root of 49207957 is about 7014.8383445380. The cubic root of 49207957 is about 366.4475126573.

The spelling of 49207957 in words is "forty-nine million, two hundred seven thousand, nine hundred fifty-seven".