1040197590 has 24 divisors (see below), whose sum is σ = 2704513968. Its totient is φ = 277386000.

The previous prime is 1040197589. The next prime is 1040197597. The reversal of 1040197590 is 957910401.

1040197590 is a `hidden beast` number, since 10 + 40 + 19 + 7 + 590 = 666.

It is a super-2 number, since 2×1040197590² = 2164022052483616200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040197597) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5778786 + ... + 5778965.

It is an arithmetic number, because the mean of its divisors is an integer number (112688082).

Almost surely, 2^1040197590 is an apocalyptic number.

1040197590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1040197590 is an abundant number, since it is smaller than the sum of its proper divisors (1664316378).

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

1040197590 is a wasteful number, since it uses less digits than its factorization.

1040197590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11557764 (or 11557761 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The square root of 1040197590 is about 32252.0943505999. The cubic root of 1040197590 is about 1013.2235632721.

The spelling of 1040197590 in words is "one billion, forty million, one hundred ninety-seven thousand, five hundred ninety".