38745100 has 36 divisors (see below), whose sum is σ = 84628264. Its totient is φ = 15396480.

The previous prime is 38745089. The next prime is 38745103. The reversal of 38745100 is 154783.

It is not an unprimeable number, because it can be changed into a prime (38745103) by changing a digit.

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, 15112 + ... + 17488.

Almost surely, 2^38745100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38745100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42314132).

38745100 is an abundant number, since it is smaller than the sum of its proper divisors (45883164).

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

38745100 is a wasteful number, since it uses less digits than its factorization.

38745100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554 (or 2547 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 38745100 is about 6224.5562090803. The cubic root of 38745100 is about 338.3807084741.

Adding to 38745100 its reverse (154783), we get a palindrome (38899883).

The spelling of 38745100 in words is "thirty-eight million, seven hundred forty-five thousand, one hundred".