426672306 has 64 divisors (see below), whose sum is σ = 971510400. Its totient is φ = 138760128.

The previous prime is 426672277. The next prime is 426672317. The reversal of 426672306 is 603276624.

It is a happy number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 499776 + ... + 500628.

It is an arithmetic number, because the mean of its divisors is an integer number (15179850).

Almost surely, 2^426672306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426672306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (485755200).

426672306 is an abundant number, since it is smaller than the sum of its proper divisors (544838094).

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

426672306 is a wasteful number, since it uses less digits than its factorization.

426672306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080 (or 1074 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 426672306 is about 20656.0476858474. The cubic root of 426672306 is about 752.8321398501.

The spelling of 426672306 in words is "four hundred twenty-six million, six hundred seventy-two thousand, three hundred six".