38023900 has 36 divisors (see below), whose sum is σ = 87369408. Its totient is φ = 14314240.

The previous prime is 38023897. The next prime is 38023919. The reversal of 38023900 is 932083.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9484 + ... + 12883.

It is an arithmetic number, because the mean of its divisors is an integer number (2426928).

Almost surely, 2^38023900 is an apocalyptic number.

It is an amenable number.

38023900 is an abundant number, since it is smaller than the sum of its proper divisors (49345508).

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

38023900 is a wasteful number, since it uses less digits than its factorization.

38023900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22398 (or 22391 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 38023900 is about 6166.3522442365. The cubic root of 38023900 is about 336.2680094277.

Adding to 38023900 its reverse (932083), we get a palindrome (38955983).

The spelling of 38023900 in words is "thirty-eight million, twenty-three thousand, nine hundred".