1094879664 has 60 divisors (see below), whose sum is σ = 3129356256. Its totient is φ = 357192576.

The previous prime is 1094879657. The next prime is 1094879677. The reversal of 1094879664 is 4669784901.

1094879664 is a `hidden beast` number, since 10 + 9 + 487 + 96 + 64 = 666.

It is a super-2 number, since 2×1094879664² = 2397522957281505792, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1094879664.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74119 + ... + 87654.

Almost surely, 2^1094879664 is an apocalyptic number.

It is an amenable number.

1094879664 is an abundant number, since it is smaller than the sum of its proper divisors (2034476592).

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

1094879664 is a wasteful number, since it uses less digits than its factorization.

1094879664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161834 (or 161825 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 1094879664 is about 33088.9658949929. The cubic root of 1094879664 is about 1030.6759204348.

It can be divided in two parts, 10948796 and 64, that added together give a triangular number (10948860 = T₄₆₇₉).

The spelling of 1094879664 in words is "one billion, ninety-four million, eight hundred seventy-nine thousand, six hundred sixty-four".