1268600396 has 36 divisors (see below), whose sum is σ = 2593975608. Its totient is φ = 541271808.

The previous prime is 1268600353. The next prime is 1268600413. The reversal of 1268600396 is 6930068621.

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, 30236 + ... + 58748.

It is an arithmetic number, because the mean of its divisors is an integer number (72054878).

Almost surely, 2^1268600396 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1268600396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1296987804).

1268600396 is an abundant number, since it is smaller than the sum of its proper divisors (1325375212).

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

1268600396 is a wasteful number, since it uses less digits than its factorization.

1268600396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28758 (or 28749 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 1268600396 is about 35617.4170315592. The cubic root of 1268600396 is about 1082.5341713439.

The spelling of 1268600396 in words is "one billion, two hundred sixty-eight million, six hundred thousand, three hundred ninety-six".