1068982388 has 12 divisors (see below), whose sum is σ = 1871101092. Its totient is φ = 534382080.

The previous prime is 1068982379. The next prime is 1068982433. The reversal of 1068982388 is 8832898601.

It can be written as a sum of positive squares in 2 ways, for example, as 884348644 + 184633744 = 29738^2 + 13588^2 .

It is a super-2 number, since 2×1068982388² = 2285446691708365088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2795 + ... + 46322.

It is an arithmetic number, because the mean of its divisors is an integer number (155925091).

Almost surely, 2^1068982388 is an apocalyptic number.

It is an amenable number.

1068982388 is a deficient number, since it is larger than the sum of its proper divisors (802118704).

1068982388 is a wasteful number, since it uses less digits than its factorization.

1068982388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54562 (or 54560 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 53.

The square root of 1068982388 is about 32695.2961142731. The cubic root of 1068982388 is about 1022.4847750516.

The spelling of 1068982388 in words is "one billion, sixty-eight million, nine hundred eighty-two thousand, three hundred eighty-eight".