426996763 has 4 divisors (see below), whose sum is σ = 427628160. Its totient is φ = 426365368.

The previous prime is 426996719. The next prime is 426996799. The reversal of 426996763 is 367699624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 426996763 - 2¹³ = 426988571 is a prime.

It is a super-2 number, since 2×426996763² = 364652471224956338, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 426996763.

It is not an unprimeable number, because it can be changed into a prime (426990763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314683 + ... + 316036.

It is an arithmetic number, because the mean of its divisors is an integer number (106907040).

Almost surely, 2^426996763 is an apocalyptic number.

426996763 is a deficient number, since it is larger than the sum of its proper divisors (631397).

426996763 is an equidigital number, since it uses as much as digits as its factorization.

426996763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631396.

The product of its digits is 2939328, while the sum is 52.

The square root of 426996763 is about 20663.8999949187. The cubic root of 426996763 is about 753.0229183978.

The spelling of 426996763 in words is "four hundred twenty-six million, nine hundred ninety-six thousand, seven hundred sixty-three".