1338935952 has 40 divisors (see below), whose sum is σ = 3466851520. Its totient is φ = 445288320.

The previous prime is 1338935951. The next prime is 1338935959. The reversal of 1338935952 is 2595398331.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (1338935951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10699 + ... + 52842.

It is an arithmetic number, because the mean of its divisors is an integer number (86671288).

Almost surely, 2^1338935952 is an apocalyptic number.

1338935952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1338935952 is an abundant number, since it is smaller than the sum of its proper divisors (2127915568).

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

1338935952 is a wasteful number, since it uses less digits than its factorization.

1338935952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63991 (or 63985 counting only the distinct ones).

The product of its digits is 874800, while the sum is 48.

The square root of 1338935952 is about 36591.4737609733. The cubic root of 1338935952 is about 1102.1818819844.

The spelling of 1338935952 in words is "one billion, three hundred thirty-eight million, nine hundred thirty-five thousand, nine hundred fifty-two".