1396413552 has 80 divisors (see below), whose sum is σ = 3666938912. Its totient is φ = 457850880.

The previous prime is 1396413533. The next prime is 1396413563. The reversal of 1396413552 is 2553146931.

It is a self number, because there is not a number n which added to its sum of digits gives 1396413552.

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, 841908 + ... + 843564.

Almost surely, 2^1396413552 is an apocalyptic number.

1396413552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1396413552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1833469456).

1396413552 is an abundant number, since it is smaller than the sum of its proper divisors (2270525360).

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

1396413552 is a wasteful number, since it uses less digits than its factorization.

1396413552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946 (or 1940 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The square root of 1396413552 is about 37368.6172074911. The cubic root of 1396413552 is about 1117.7328586011.

The spelling of 1396413552 in words is "one billion, three hundred ninety-six million, four hundred thirteen thousand, five hundred fifty-two".