1026216260 has 24 divisors (see below), whose sum is σ = 2166345216. Its totient is φ = 408335840.

The previous prime is 1026216259. The next prime is 1026216299. The reversal of 1026216260 is 626126201.

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, 130502 + ... + 138141.

It is an arithmetic number, because the mean of its divisors is an integer number (90264384).

Almost surely, 2^1026216260 is an apocalyptic number.

1026216260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1026216260 is an abundant number, since it is smaller than the sum of its proper divisors (1140128956).

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

1026216260 is a wasteful number, since it uses less digits than its factorization.

1026216260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268843 (or 268841 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1026216260 is about 32034.6103456871. The cubic root of 1026216260 is about 1008.6634806873.

The spelling of 1026216260 in words is "one billion, twenty-six million, two hundred sixteen thousand, two hundred sixty".