1026290880 has 84 divisors (see below), whose sum is σ = 3530022912. Its totient is φ = 273676800.

The previous prime is 1026290879. The next prime is 1026290921. The reversal of 1026290880 is 880926201.

It is a super-3 number, since 3×1026290880³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175296 + ... + 181055.

Almost surely, 2^1026290880 is an apocalyptic number.

1026290880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1026290880 is an abundant number, since it is smaller than the sum of its proper divisors (2503732032).

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

1026290880 is a wasteful number, since it uses less digits than its factorization.

1026290880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356374 (or 356361 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 1026290880 is about 32035.7750023314. The cubic root of 1026290880 is about 1008.6879279854.

The spelling of 1026290880 in words is "one billion, twenty-six million, two hundred ninety thousand, eight hundred eighty".