1395646332 has 24 divisors (see below), whose sum is σ = 3261337296. Its totient is φ = 464525568.

The previous prime is 1395646321. The next prime is 1395646363. The reversal of 1395646332 is 2336465931.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77773 + ... + 94020.

It is an arithmetic number, because the mean of its divisors is an integer number (135889054).

Almost surely, 2^1395646332 is an apocalyptic number.

1395646332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1395646332 is an abundant number, since it is smaller than the sum of its proper divisors (1865690964).

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

1395646332 is a wasteful number, since it uses less digits than its factorization.

1395646332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172477 (or 172475 counting only the distinct ones).

The product of its digits is 349920, while the sum is 42.

The square root of 1395646332 is about 37358.3502312401. The cubic root of 1395646332 is about 1117.5281188466.

The spelling of 1395646332 in words is "one billion, three hundred ninety-five million, six hundred forty-six thousand, three hundred thirty-two".