1040776684 has 24 divisors (see below), whose sum is σ = 1853616128. Its totient is φ = 511252560.

The previous prime is 1040776643. The next prime is 1040776721. The reversal of 1040776684 is 4866770401.

It is a super-2 number, since 2×1040776684² = 2166432211916071712, 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 1040776684.

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, 42379 + ... + 62269.

Almost surely, 2^1040776684 is an apocalyptic number.

It is an amenable number.

1040776684 is a deficient number, since it is larger than the sum of its proper divisors (812839444).

1040776684 is a wasteful number, since it uses less digits than its factorization.

1040776684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20125 (or 20123 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 1040776684 is about 32261.0707199870. The cubic root of 1040776684 is about 1013.4115541054.

The spelling of 1040776684 in words is "one billion, forty million, seven hundred seventy-six thousand, six hundred eighty-four".