1395898056 has 128 divisors (see below), whose sum is σ = 4494182400. Its totient is φ = 393180480.

The previous prime is 1395897989. The next prime is 1395898111. The reversal of 1395898056 is 6508985931.

It is a happy number.

1395898056 is a `hidden beast` number, since 1 + 3 + 9 + 589 + 8 + 0 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 1395897993 and 1395898011.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100851 + ... + 113853.

It is an arithmetic number, because the mean of its divisors is an integer number (35110800).

Almost surely, 2^1395898056 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 1395898056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2247091200).

1395898056 is an abundant number, since it is smaller than the sum of its proper divisors (3098284344).

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

1395898056 is a wasteful number, since it uses less digits than its factorization.

1395898056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13096 (or 13086 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 54.

The square root of 1395898056 is about 37361.7191253293. The cubic root of 1395898056 is about 1117.5953019934.

The spelling of 1395898056 in words is "one billion, three hundred ninety-five million, eight hundred ninety-eight thousand, fifty-six".