561407106 has 16 divisors (see below), whose sum is σ = 1209184704. Its totient is φ = 172740624.

The previous prime is 561407089. The next prime is 561407131. The reversal of 561407106 is 601704165.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3598686 + ... + 3598841.

It is an arithmetic number, because the mean of its divisors is an integer number (75574044).

Almost surely, 2^561407106 is an apocalyptic number.

561407106 is an abundant number, since it is smaller than the sum of its proper divisors (647777598).

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

561407106 is a wasteful number, since it uses less digits than its factorization.

561407106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7197545.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 561407106 is about 23694.0310204912. The cubic root of 561407106 is about 824.9468498358.

The spelling of 561407106 in words is "five hundred sixty-one million, four hundred seven thousand, one hundred six".