426725292 has 192 divisors, whose sum is σ = 1246429184. Its totient is φ = 111041280.

The previous prime is 426725291. The next prime is 426725437. The reversal of 426725292 is 292527624.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 426725292.

It is not an unprimeable number, because it can be changed into a prime (426725291) 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, 4142913 + ... + 4143015.

Almost surely, 2^426725292 is an apocalyptic number.

426725292 is a gapful number since it is divisible by the number (42) 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 426725292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (623214592).

426725292 is an abundant number, since it is smaller than the sum of its proper divisors (819703892).

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

426725292 is a wasteful number, since it uses less digits than its factorization.

426725292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 226 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 426725292 is about 20657.3302244022. The cubic root of 426725292 is about 752.8633018700.

The spelling of 426725292 in words is "four hundred twenty-six million, seven hundred twenty-five thousand, two hundred ninety-two".