426992961 has 8 divisors (see below), whose sum is σ = 602813664. Its totient is φ = 267917120.

The previous prime is 426992959. The next prime is 426992981. The reversal of 426992961 is 169299624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 426992961 - 2¹ = 426992959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 426992961.

It is not an unprimeable number, because it can be changed into a prime (426992981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4186155 + ... + 4186256.

It is an arithmetic number, because the mean of its divisors is an integer number (75351708).

Almost surely, 2^426992961 is an apocalyptic number.

It is an amenable number.

426992961 is a deficient number, since it is larger than the sum of its proper divisors (175820703).

426992961 is a wasteful number, since it uses less digits than its factorization.

426992961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8372431.

The product of its digits is 419904, while the sum is 48.

The square root of 426992961 is about 20663.8079985273. The cubic root of 426992961 is about 753.0206834069.

The spelling of 426992961 in words is "four hundred twenty-six million, nine hundred ninety-two thousand, nine hundred sixty-one".