1390718196 has 216 divisors, whose sum is σ = 4264769600. Its totient is φ = 381870720.

The previous prime is 1390718159. The next prime is 1390718227. The reversal of 1390718196 is 6918170931.

1390718196 is a `hidden beast` number, since 1 + 390 + 71 + 8 + 196 = 666.

1390718196 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 20756955 + ... + 20757021.

Almost surely, 2^1390718196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1390718196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2132384800).

1390718196 is an abundant number, since it is smaller than the sum of its proper divisors (2874051404).

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

1390718196 is a wasteful number, since it uses less digits than its factorization.

1390718196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The square root of 1390718196 is about 37292.3342793127. The cubic root of 1390718196 is about 1116.2112079539.

The spelling of 1390718196 in words is "one billion, three hundred ninety million, seven hundred eighteen thousand, one hundred ninety-six".