1035265640 has 32 divisors (see below), whose sum is σ = 2357419680. Its totient is φ = 409115712.

The previous prime is 1035265631. The next prime is 1035265657. The reversal of 1035265640 is 465625301.

It is a junction number, because it is equal to n+sod(n) for n = 1035265597 and 1035265606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152594 + ... + 159233.

It is an arithmetic number, because the mean of its divisors is an integer number (73669365).

Almost surely, 2^1035265640 is an apocalyptic number.

1035265640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1035265640 is an abundant number, since it is smaller than the sum of its proper divisors (1322154040).

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

1035265640 is a wasteful number, since it uses less digits than its factorization.

1035265640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311921 (or 311917 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 1035265640 is about 32175.5441290431. The cubic root of 1035265640 is about 1011.6196735690.

The spelling of 1035265640 in words is "one billion, thirty-five million, two hundred sixty-five thousand, six hundred forty".