38485400 has 48 divisors (see below), whose sum is σ = 89901240. Its totient is φ = 15321600.

The previous prime is 38485379. The next prime is 38485409. The reversal of 38485400 is 458483.

38485400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×38485400² = 2962252026320000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38485409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67115 + ... + 67685.

Almost surely, 2^38485400 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 38485400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44950620).

38485400 is an abundant number, since it is smaller than the sum of its proper divisors (51415840).

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

38485400 is a wasteful number, since it uses less digits than its factorization.

38485400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924 (or 915 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 38485400 is about 6203.6602099083. The cubic root of 38485400 is about 337.6229821585.

The spelling of 38485400 in words is "thirty-eight million, four hundred eighty-five thousand, four hundred".