1072286618 has 8 divisors (see below), whose sum is σ = 1732155348. Its totient is φ = 494901504.

The previous prime is 1072286587. The next prime is 1072286627. The reversal of 1072286618 is 8166822701.

It can be written as a sum of positive squares in 2 ways, for example, as 1058396089 + 13890529 = 32533^2 + 3727^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1072286618² = 2299597182283755848, which contains 22 as substring.

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, 20620871 + ... + 20620922.

Almost surely, 2^1072286618 is an apocalyptic number.

1072286618 is a deficient number, since it is larger than the sum of its proper divisors (659868730).

1072286618 is a wasteful number, since it uses less digits than its factorization.

1072286618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41241808.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 1072286618 is about 32745.7877901876. The cubic root of 1072286618 is about 1023.5371933325.

The spelling of 1072286618 in words is "one billion, seventy-two million, two hundred eighty-six thousand, six hundred eighteen".