3561420532 has 12 divisors (see below), whose sum is σ = 6246557856. Its totient is φ = 1776689720.

The previous prime is 3561420521. The next prime is 3561420587. The reversal of 3561420532 is 2350241653.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3561420494 and 3561420503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1003144 + ... + 1006687.

It is an arithmetic number, because the mean of its divisors is an integer number (520546488).

Almost surely, 2^3561420532 is an apocalyptic number.

It is an amenable number.

3561420532 is a deficient number, since it is larger than the sum of its proper divisors (2685137324).

3561420532 is a wasteful number, since it uses less digits than its factorization.

3561420532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010278 (or 2010276 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 3561420532 is about 59677.6384586388. The cubic root of 3561420532 is about 1527.1244109833.

The spelling of 3561420532 in words is "three billion, five hundred sixty-one million, four hundred twenty thousand, five hundred thirty-two".