1662295868 has 12 divisors (see below), whose sum is σ = 2913436680. Its totient is φ = 829885392.

The previous prime is 1662295847. The next prime is 1662295927. The reversal of 1662295868 is 8685922661.

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, 312671 + ... + 317942.

It is an arithmetic number, because the mean of its divisors is an integer number (242786390).

Almost surely, 2^1662295868 is an apocalyptic number.

It is an amenable number.

1662295868 is a deficient number, since it is larger than the sum of its proper divisors (1251140812).

1662295868 is a wasteful number, since it uses less digits than its factorization.

1662295868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631276 (or 631274 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 53.

The square root of 1662295868 is about 40771.2627717121. The cubic root of 1662295868 is about 1184.5937632007.

The spelling of 1662295868 in words is "one billion, six hundred sixty-two million, two hundred ninety-five thousand, eight hundred sixty-eight".