561100602 has 32 divisors (see below), whose sum is σ = 1130163840. Its totient is φ = 185712320.

The previous prime is 561100591. The next prime is 561100627. The reversal of 561100602 is 206001165.

It is a happy 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, 725488 + ... + 726260.

It is an arithmetic number, because the mean of its divisors is an integer number (35317620).

Almost surely, 2^561100602 is an apocalyptic number.

561100602 is an abundant number, since it is smaller than the sum of its proper divisors (569063238).

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

561100602 is a wasteful number, since it uses less digits than its factorization.

561100602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 561100602 is about 23687.5621793379. The cubic root of 561100602 is about 824.7966940721.

Adding to 561100602 its reverse (206001165), we get a palindrome (767101767).

The spelling of 561100602 in words is "five hundred sixty-one million, one hundred thousand, six hundred two".