1040742568 has 32 divisors (see below), whose sum is σ = 1963368000. Its totient is φ = 517190400.

The previous prime is 1040742553. The next prime is 1040742589. The reversal of 1040742568 is 8652470401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1407943 + ... + 1408681.

It is an arithmetic number, because the mean of its divisors is an integer number (61355250).

Almost surely, 2^1040742568 is an apocalyptic number.

It is an amenable number.

1040742568 is a deficient number, since it is larger than the sum of its proper divisors (922625432).

1040742568 is a wasteful number, since it uses less digits than its factorization.

1040742568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585 (or 1581 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 1040742568 is about 32260.5419669292. The cubic root of 1040742568 is about 1013.4004809882.

It can be divided in two parts, 10407 and 42568, that added together give a triangular number (52975 = T₃₂₅).

The spelling of 1040742568 in words is "one billion, forty million, seven hundred forty-two thousand, five hundred sixty-eight".