1068397426 has 32 divisors (see below), whose sum is σ = 1709009280. Its totient is φ = 499809024.

The previous prime is 1068397409. The next prime is 1068397433. The reversal of 1068397426 is 6247938601.

It is a super-2 number, since 2×1068397426² = 2282946119766850952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1445365 + ... + 1446103.

It is an arithmetic number, because the mean of its divisors is an integer number (53406540).

Almost surely, 2^1068397426 is an apocalyptic number.

1068397426 is a deficient number, since it is larger than the sum of its proper divisors (640611854).

1068397426 is a wasteful number, since it uses less digits than its factorization.

1068397426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 1068397426 is about 32686.3492302215. The cubic root of 1068397426 is about 1022.2982350681.

The spelling of 1068397426 in words is "one billion, sixty-eight million, three hundred ninety-seven thousand, four hundred twenty-six".