425676164 has 6 divisors (see below), whose sum is σ = 744933294. Its totient is φ = 212838080.

The previous prime is 425676151. The next prime is 425676193. The reversal of 425676164 is 461676524.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 286624900 + 139051264 = 16930^2 + 11792^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53209517 + ... + 53209524.

It is an arithmetic number, because the mean of its divisors is an integer number (124155549).

Almost surely, 2^425676164 is an apocalyptic number.

It is an amenable number.

425676164 is a deficient number, since it is larger than the sum of its proper divisors (319257130).

425676164 is a wasteful number, since it uses less digits than its factorization.

425676164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106419045 (or 106419043 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 425676164 is about 20631.9209963590. The cubic root of 425676164 is about 752.2458100337.

The spelling of 425676164 in words is "four hundred twenty-five million, six hundred seventy-six thousand, one hundred sixty-four".