1868642482 has 16 divisors (see below), whose sum is σ = 3391822080. Its totient is φ = 753738048.

The previous prime is 1868642473. The next prime is 1868642509. The reversal of 1868642482 is 2842468681.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3925482 + ... + 3925957.

It is an arithmetic number, because the mean of its divisors is an integer number (211988880).

Almost surely, 2^1868642482 is an apocalyptic number.

1868642482 is a deficient number, since it is larger than the sum of its proper divisors (1523179598).

1868642482 is a wasteful number, since it uses less digits than its factorization.

1868642482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7851465.

The product of its digits is 1179648, while the sum is 49.

The square root of 1868642482 is about 43227.7975612915. The cubic root of 1868642482 is about 1231.7107712185.

The spelling of 1868642482 in words is "one billion, eight hundred sixty-eight million, six hundred forty-two thousand, four hundred eighty-two".