526322420 has 48 divisors (see below), whose sum is σ = 1252957440. Its totient is φ = 184104576.

The previous prime is 526322399. The next prime is 526322443. The reversal of 526322420 is 24223625.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 526322420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48332 + ... + 58211.

It is an arithmetic number, because the mean of its divisors is an integer number (26103280).

Almost surely, 2^526322420 is an apocalyptic number.

It is an amenable number.

526322420 is an abundant number, since it is smaller than the sum of its proper divisors (726635020).

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

526322420 is a wasteful number, since it uses less digits than its factorization.

526322420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106584 (or 106582 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 526322420 is about 22941.7178955718. The cubic root of 526322420 is about 807.3910980437.

The spelling of 526322420 in words is "five hundred twenty-six million, three hundred twenty-two thousand, four hundred twenty".