1560894404 has 12 divisors (see below), whose sum is σ = 2732166444. Its totient is φ = 780275424.

The previous prime is 1560894397. The next prime is 1560894407. The reversal of 1560894404 is 4044980651.

It can be written as a sum of positive squares in 2 ways, for example, as 1295856004 + 265038400 = 35998^2 + 16280^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1560894407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21287 + ... + 59790.

It is an arithmetic number, because the mean of its divisors is an integer number (227680537).

Almost surely, 2^1560894404 is an apocalyptic number.

It is an amenable number.

1560894404 is a deficient number, since it is larger than the sum of its proper divisors (1171272040).

1560894404 is a wasteful number, since it uses less digits than its factorization.

1560894404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85894 (or 85892 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 1560894404 is about 39508.1561705934. The cubic root of 1560894404 is about 1159.9996046372. Note that the first 3 decimals are identical.

The spelling of 1560894404 in words is "one billion, five hundred sixty million, eight hundred ninety-four thousand, four hundred four".