1026943040 has 56 divisors (see below), whose sum is σ = 2448519360. Its totient is φ = 410254848.

The previous prime is 1026943039. The next prime is 1026943061. The reversal of 1026943040 is 403496201.

It is a super-2 number, since 2×1026943040² = 2109224014808883200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1026942994 and 1026943012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338651 + ... + 341669.

It is an arithmetic number, because the mean of its divisors is an integer number (43723560).

Almost surely, 2^1026943040 is an apocalyptic number.

1026943040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1026943040 is an abundant number, since it is smaller than the sum of its proper divisors (1421576320).

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

1026943040 is a wasteful number, since it uses less digits than its factorization.

1026943040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099 (or 4089 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1026943040 is about 32045.9520064547. The cubic root of 1026943040 is about 1008.9015407931.

The spelling of 1026943040 in words is "one billion, twenty-six million, nine hundred forty-three thousand, forty".