1396736622 has 20 divisors (see below), whose sum is σ = 3129725016. Its totient is φ = 465578820.

The previous prime is 1396736611. The next prime is 1396736701. The reversal of 1396736622 is 2266376931.

1396736622 is a `hidden beast` number, since 13 + 9 + 6 + 7 + 3 + 6 + 622 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4310754 + ... + 4311077.

Almost surely, 2^1396736622 is an apocalyptic number.

1396736622 is an abundant number, since it is smaller than the sum of its proper divisors (1732988394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1396736622 is an equidigital number, since it uses as much as digits as its factorization.

1396736622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8621845 (or 8621836 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 1396736622 is about 37372.9397024104. The cubic root of 1396736622 is about 1117.8190503814.

The spelling of 1396736622 in words is "one billion, three hundred ninety-six million, seven hundred thirty-six thousand, six hundred twenty-two".