1040657896 has 8 divisors (see below), whose sum is σ = 1951233570. Its totient is φ = 520328944.

The previous prime is 1040657887. The next prime is 1040657897. The reversal of 1040657896 is 6987560401.

It can be written as a sum of positive squares in only one way, i.e., 800097796 + 240560100 = 28286^2 + 15510^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1040657897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65041111 + ... + 65041126.

Almost surely, 2^1040657896 is an apocalyptic number.

It is an amenable number.

1040657896 is a deficient number, since it is larger than the sum of its proper divisors (910575674).

1040657896 is a wasteful number, since it uses less digits than its factorization.

1040657896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130082243 (or 130082239 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 1040657896 is about 32259.2296250236. The cubic root of 1040657896 is about 1013.3729977357.

The spelling of 1040657896 in words is "one billion, forty million, six hundred fifty-seven thousand, eight hundred ninety-six".