1381922662 has 32 divisors (see below), whose sum is σ = 2213568000. Its totient is φ = 645615168.

The previous prime is 1381922651. The next prime is 1381922723. The reversal of 1381922662 is 2662291831.

It is a congruent number.

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, 451714 + ... + 454762.

It is an arithmetic number, because the mean of its divisors is an integer number (69174000).

Almost surely, 2^1381922662 is an apocalyptic number.

1381922662 is a deficient number, since it is larger than the sum of its proper divisors (831645338).

1381922662 is a wasteful number, since it uses less digits than its factorization.

1381922662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300.

The product of its digits is 62208, while the sum is 40.

The square root of 1381922662 is about 37174.2203953223. The cubic root of 1381922662 is about 1113.8530873244.

It can be divided in two parts, 13819 and 22662, that added together give a square (36481 = 191²).

The spelling of 1381922662 in words is "one billion, three hundred eighty-one million, nine hundred twenty-two thousand, six hundred sixty-two".