426268780 has 24 divisors (see below), whose sum is σ = 1023045408. Its totient is φ = 146149248.

The previous prime is 426268763. The next prime is 426268789. The reversal of 426268780 is 87862624.

It is not an unprimeable number, because it can be changed into a prime (426268789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1522249 + ... + 1522528.

It is an arithmetic number, because the mean of its divisors is an integer number (42626892).

Almost surely, 2^426268780 is an apocalyptic number.

It is an amenable number.

426268780 is an abundant number, since it is smaller than the sum of its proper divisors (596776628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426268780 is a wasteful number, since it uses less digits than its factorization.

426268780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044793 (or 3044791 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 43.

The square root of 426268780 is about 20646.2776306045. The cubic root of 426268780 is about 752.5947342680.

The spelling of 426268780 in words is "four hundred twenty-six million, two hundred sixty-eight thousand, seven hundred eighty".