564015461 has 8 divisors (see below), whose sum is σ = 590496480. Its totient is φ = 538003312.

The previous prime is 564015427. The next prime is 564015467. The reversal of 564015461 is 164510465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 564015461 - 2¹⁸ = 563753317 is a prime.

It is a super-2 number, since 2×564015461² = 636226880494085042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564015467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114755 + ... + 119568.

It is an arithmetic number, because the mean of its divisors is an integer number (73812060).

Almost surely, 2^564015461 is an apocalyptic number.

It is an amenable number.

564015461 is a deficient number, since it is larger than the sum of its proper divisors (26481019).

564015461 is a wasteful number, since it uses less digits than its factorization.

564015461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234435.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 564015461 is about 23749.0096846163. The cubic root of 564015461 is about 826.2224722073. Note that the first 3 decimals are identical.

The spelling of 564015461 in words is "five hundred sixty-four million, fifteen thousand, four hundred sixty-one".