1258868296 has 32 divisors (see below), whose sum is σ = 2748479040. Its totient is φ = 529334208.

The previous prime is 1258868287. The next prime is 1258868329. The reversal of 1258868296 is 6928688521.

It is a happy number.

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, 209106 + ... + 215041.

It is an arithmetic number, because the mean of its divisors is an integer number (85889970).

Almost surely, 2^1258868296 is an apocalyptic number.

It is an amenable number.

1258868296 is an abundant number, since it is smaller than the sum of its proper divisors (1489610744).

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

1258868296 is a wasteful number, since it uses less digits than its factorization.

1258868296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424213 (or 424209 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 55.

The square root of 1258868296 is about 35480.5340433314. The cubic root of 1258868296 is about 1079.7588327533.

The spelling of 1258868296 in words is "one billion, two hundred fifty-eight million, eight hundred sixty-eight thousand, two hundred ninety-six".