1396356810 has 16 divisors (see below), whose sum is σ = 3351256416. Its totient is φ = 372361808.

The previous prime is 1396356799. The next prime is 1396356811. The reversal of 1396356810 is 186536931.

It is a happy number.

It is a super-2 number, since 2×1396356810² = 3899624681666752200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1396356811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23272584 + ... + 23272643.

It is an arithmetic number, because the mean of its divisors is an integer number (209453526).

Almost surely, 2^1396356810 is an apocalyptic number.

1396356810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1396356810 is an abundant number, since it is smaller than the sum of its proper divisors (1954899606).

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

1396356810 is a wasteful number, since it uses less digits than its factorization.

1396356810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46545237.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 1396356810 is about 37367.8579798200. The cubic root of 1396356810 is about 1117.7177190419.

The spelling of 1396356810 in words is "one billion, three hundred ninety-six million, three hundred fifty-six thousand, eight hundred ten".