426031512 has 64 divisors (see below), whose sum is σ = 1104015360. Its totient is φ = 136857600.

The previous prime is 426031511. The next prime is 426031513. The reversal of 426031512 is 215130624.

It is an interprime number because it is at equal distance from previous prime (426031511) and next prime (426031513).

It is a super-2 number, since 2×426031512² = 363005698434012288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426031511) 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, 200568 + ... + 202680.

It is an arithmetic number, because the mean of its divisors is an integer number (17250240).

Almost surely, 2^426031512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426031512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (552007680).

426031512 is an abundant number, since it is smaller than the sum of its proper divisors (677983848).

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

426031512 is a wasteful number, since it uses less digits than its factorization.

426031512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424 (or 2420 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 426031512 is about 20640.5308071280. The cubic root of 426031512 is about 752.4550729424.

The spelling of 426031512 in words is "four hundred twenty-six million, thirty-one thousand, five hundred twelve".