404014957 has 2 divisors, whose sum is σ = 404014958. Its totient is φ = 404014956.

The previous prime is 404014939. The next prime is 404014967. The reversal of 404014957 is 759410404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 369369961 + 34644996 = 19219^2 + 5886^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404014957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404014967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202007478 + 202007479.

It is an arithmetic number, because the mean of its divisors is an integer number (202007479).

Almost surely, 2^404014957 is an apocalyptic number.

It is an amenable number.

404014957 is a deficient number, since it is larger than the sum of its proper divisors (1).

404014957 is an equidigital number, since it uses as much as digits as its factorization.

404014957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 404014957 is about 20100.1233080795. The cubic root of 404014957 is about 739.2633020165.

The spelling of 404014957 in words is "four hundred four million, fourteen thousand, nine hundred fifty-seven".