1396995320 has 64 divisors (see below), whose sum is σ = 3595838400. Its totient is φ = 478494720.

The previous prime is 1396995307. The next prime is 1396995329. The reversal of 1396995320 is 235996931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396995329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392750 + ... + 396290.

It is an arithmetic number, because the mean of its divisors is an integer number (56184975).

Almost surely, 2^1396995320 is an apocalyptic number.

1396995320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1396995320 is an abundant number, since it is smaller than the sum of its proper divisors (2198843080).

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

1396995320 is a wasteful number, since it uses less digits than its factorization.

1396995320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4968 (or 4964 counting only the distinct ones).

The product of its (nonzero) digits is 393660, while the sum is 47.

The square root of 1396995320 is about 37376.4005757644. The cubic root of 1396995320 is about 1117.8880587868. Note that the first 3 decimals are identical.

The spelling of 1396995320 in words is "one billion, three hundred ninety-six million, nine hundred ninety-five thousand, three hundred twenty".