426503532 has 96 divisors (see below), whose sum is σ = 1242307584. Its totient is φ = 110880000.

The previous prime is 426503509. The next prime is 426503537. The reversal of 426503532 is 235305624.

It is a self number, because there is not a number n which added to its sum of digits gives 426503532.

It is not an unprimeable number, because it can be changed into a prime (426503537) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74782 + ... + 80282.

It is an arithmetic number, because the mean of its divisors is an integer number (12940704).

Almost surely, 2^426503532 is an apocalyptic number.

426503532 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 426503532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (621153792).

426503532 is an abundant number, since it is smaller than the sum of its proper divisors (815804052).

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

426503532 is a wasteful number, since it uses less digits than its factorization.

426503532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5599 (or 5597 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 426503532 is about 20651.9619406971. The cubic root of 426503532 is about 752.7328636245.

The spelling of 426503532 in words is "four hundred twenty-six million, five hundred three thousand, five hundred thirty-two".