561562467 has 16 divisors (see below), whose sum is σ = 779521440. Its totient is φ = 359154432.

The previous prime is 561562459. The next prime is 561562493. The reversal of 561562467 is 764265165.

It is not a de Polignac number, because 561562467 - 2³ = 561562459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (561562367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6898 + ... + 34215.

It is an arithmetic number, because the mean of its divisors is an integer number (48720090).

Almost surely, 2^561562467 is an apocalyptic number.

561562467 is a deficient number, since it is larger than the sum of its proper divisors (217958973).

561562467 is a wasteful number, since it uses less digits than its factorization.

561562467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41302.

The product of its digits is 302400, while the sum is 42.

The square root of 561562467 is about 23697.3092776374. The cubic root of 561562467 is about 825.0229400416.

The spelling of 561562467 in words is "five hundred sixty-one million, five hundred sixty-two thousand, four hundred sixty-seven".