1040260208 has 20 divisors (see below), whose sum is σ = 2170543368. Its totient is φ = 480120000.

The previous prime is 1040260181. The next prime is 1040260219. The reversal of 1040260208 is 8020620401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2500418 + ... + 2500833.

Almost surely, 2^1040260208 is an apocalyptic number.

It is an amenable number.

1040260208 is an abundant number, since it is smaller than the sum of its proper divisors (1130283160).

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

1040260208 is a wasteful number, since it uses less digits than its factorization.

1040260208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5001272 (or 5001266 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 1040260208 is about 32253.0650946542. The cubic root of 1040260208 is about 1013.2438942683.

Adding to 1040260208 its reverse (8020620401), we get a palindrome (9060880609).

The spelling of 1040260208 in words is "one billion, forty million, two hundred sixty thousand, two hundred eight".