404308741 has 2 divisors, whose sum is σ = 404308742. Its totient is φ = 404308740.

The previous prime is 404308703. The next prime is 404308759. The reversal of 404308741 is 147803404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 396209025 + 8099716 = 19905^2 + 2846^2 .

It is a cyclic number.

It is not a de Polignac number, because 404308741 - 2²⁷ = 270091013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404008741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202154370 + 202154371.

It is an arithmetic number, because the mean of its divisors is an integer number (202154371).

Almost surely, 2^404308741 is an apocalyptic number.

It is an amenable number.

404308741 is a deficient number, since it is larger than the sum of its proper divisors (1).

404308741 is an equidigital number, since it uses as much as digits as its factorization.

404308741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 404308741 is about 20107.4299949049. The cubic root of 404308741 is about 739.4424464639.

The spelling of 404308741 in words is "four hundred four million, three hundred eight thousand, seven hundred forty-one".