38799783 has 16 divisors (see below), whose sum is σ = 62707200. Its totient is φ = 23514840.

The previous prime is 38799779. The next prime is 38799811.

38799783 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 38799783 - 2² = 38799779 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38799743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65023 + ... + 65616.

It is an arithmetic number, because the mean of its divisors is an integer number (3919200).

Almost surely, 2^38799783 is an apocalyptic number.

38799783 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

38799783 is a deficient number, since it is larger than the sum of its proper divisors (23907417).

38799783 is a wasteful number, since it uses less digits than its factorization.

38799783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130659 (or 130653 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 38799783 is about 6228.9471823094. The cubic root of 38799783 is about 338.5398251454.

The spelling of 38799783 in words is "thirty-eight million, seven hundred ninety-nine thousand, seven hundred eighty-three".