561362426 has 16 divisors (see below), whose sum is σ = 886723200. Its totient is φ = 266012208.

The previous prime is 561362419. The next prime is 561362441. The reversal of 561362426 is 624263165.

It is a happy number.

It is a super-4 number, since 4×561362426⁴ (a number of 36 digits) contains 4444 as substring.

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, 50966 + ... + 60993.

It is an arithmetic number, because the mean of its divisors is an integer number (55420200).

Almost surely, 2^561362426 is an apocalyptic number.

561362426 is a deficient number, since it is larger than the sum of its proper divisors (325360774).

561362426 is a wasteful number, since it uses less digits than its factorization.

561362426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112093.

The product of its digits is 51840, while the sum is 35.

The square root of 561362426 is about 23693.0881482343. The cubic root of 561362426 is about 824.9249645867.

The spelling of 561362426 in words is "five hundred sixty-one million, three hundred sixty-two thousand, four hundred twenty-six".