1338455232 has 112 divisors (see below), whose sum is σ = 3974287200. Its totient is φ = 441676800.

The previous prime is 1338455227. The next prime is 1338455243. The reversal of 1338455232 is 2325548331.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 170694 + ... + 178362.

Almost surely, 2^1338455232 is an apocalyptic number.

1338455232 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 1338455232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1987143600).

1338455232 is an abundant number, since it is smaller than the sum of its proper divisors (2635831968).

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

1338455232 is a wasteful number, since it uses less digits than its factorization.

1338455232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7791 (or 7775 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 1338455232 is about 36584.9044279194. The cubic root of 1338455232 is about 1102.0499602406.

The spelling of 1338455232 in words is "one billion, three hundred thirty-eight million, four hundred fifty-five thousand, two hundred thirty-two".