535561632 has 120 divisors (see below), whose sum is σ = 1582168896. Its totient is φ = 177717888.

The previous prime is 535561573. The next prime is 535561651. The reversal of 535561632 is 236165535.

535561632 is a `hidden beast` number, since 5 + 3 + 5 + 5 + 616 + 32 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 950983 + ... + 951545.

Almost surely, 2^535561632 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 535561632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (791084448).

535561632 is an abundant number, since it is smaller than the sum of its proper divisors (1046607264).

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

535561632 is a wasteful number, since it uses less digits than its factorization.

535561632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952 (or 935 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

The square root of 535561632 is about 23142.2045622279. The cubic root of 535561632 is about 812.0881103479.

The spelling of 535561632 in words is "five hundred thirty-five million, five hundred sixty-one thousand, six hundred thirty-two".