404061607 has 2 divisors, whose sum is σ = 404061608. Its totient is φ = 404061606.

The previous prime is 404061599. The next prime is 404061613. The reversal of 404061607 is 706160404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404061607 - 2³ = 404061599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404061617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202030803 + 202030804.

It is an arithmetic number, because the mean of its divisors is an integer number (202030804).

Almost surely, 2^404061607 is an apocalyptic number.

404061607 is a deficient number, since it is larger than the sum of its proper divisors (1).

404061607 is an equidigital number, since it uses as much as digits as its factorization.

404061607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 404061607 is about 20101.2837152258. The cubic root of 404061607 is about 739.2917541857.

The spelling of 404061607 in words is "four hundred four million, sixty-one thousand, six hundred seven".