526535604 has 144 divisors (see below), whose sum is σ = 1576848000. Its totient is φ = 145006848.

The previous prime is 526535593. The next prime is 526535617. The reversal of 526535604 is 406535625.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1389087 + ... + 1389465.

Almost surely, 2^526535604 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 526535604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (788424000).

526535604 is an abundant number, since it is smaller than the sum of its proper divisors (1050312396).

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

526535604 is a wasteful number, since it uses less digits than its factorization.

526535604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582 (or 577 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 526535604 is about 22946.3636334823. The cubic root of 526535604 is about 807.5000931029.

It can be divided in two parts, 526 and 535604, that added together give a triangular number (536130 = T₁₀₃₅).

The spelling of 526535604 in words is "five hundred twenty-six million, five hundred thirty-five thousand, six hundred four".