1388233016 has 32 divisors (see below), whose sum is σ = 2696943600. Its totient is φ = 669123840.

The previous prime is 1388233009. The next prime is 1388233051. The reversal of 1388233016 is 6103328831.

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, 154076 + ... + 162836.

Almost surely, 2^1388233016 is an apocalyptic number.

It is an amenable number.

1388233016 is a deficient number, since it is larger than the sum of its proper divisors (1308710584).

1388233016 is a wasteful number, since it uses less digits than its factorization.

1388233016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9479 (or 9475 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 1388233016 is about 37258.9991277275. Note that the first 3 decimals coincide. The cubic root of 1388233016 is about 1115.5459306488.

The spelling of 1388233016 in words is "one billion, three hundred eighty-eight million, two hundred thirty-three thousand, sixteen".