426670608 has 320 divisors, whose sum is σ = 1471905792. Its totient is φ = 103403520.

The previous prime is 426670571. The next prime is 426670609. The reversal of 426670608 is 806076624.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (426670609) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3114316 + ... + 3114452.

Almost surely, 2^426670608 is an apocalyptic number.

426670608 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426670608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (735952896).

426670608 is an abundant number, since it is smaller than the sum of its proper divisors (1045235184).

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

426670608 is a wasteful number, since it uses less digits than its factorization.

426670608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 426670608 is about 20656.0065840423. The cubic root of 426670608 is about 752.8311411831.

The spelling of 426670608 in words is "four hundred twenty-six million, six hundred seventy thousand, six hundred eight".