426738730 has 32 divisors (see below), whose sum is σ = 839963520. Its totient is φ = 154806720.

The previous prime is 426738679. The next prime is 426738731. The reversal of 426738730 is 37837624.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (426738731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43872 + ... + 52708.

It is an arithmetic number, because the mean of its divisors is an integer number (26248860).

Almost surely, 2^426738730 is an apocalyptic number.

426738730 is a deficient number, since it is larger than the sum of its proper divisors (413224790).

426738730 is a wasteful number, since it uses less digits than its factorization.

426738730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9294.

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 426738730 is about 20657.6554816852. The cubic root of 426738730 is about 752.8712045895.

The spelling of 426738730 in words is "four hundred twenty-six million, seven hundred thirty-eight thousand, seven hundred thirty".