38161125 has 40 divisors (see below), whose sum is σ = 71162520. Its totient is φ = 20347200.

The previous prime is 38161121. The next prime is 38161183. The reversal of 38161125 is 52116183.

It can be written as a sum of positive squares in 4 ways, for example, as 42849 + 38118276 = 207^2 + 6174^2 .

It is not a de Polignac number, because 38161125 - 2² = 38161121 is a prime.

It is a super-2 number, since 2×38161125² = 2912542922531250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38161121) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8241 + ... + 12009.

It is an arithmetic number, because the mean of its divisors is an integer number (1779063).

Almost surely, 2^38161125 is an apocalyptic number.

It is an amenable number.

38161125 is a deficient number, since it is larger than the sum of its proper divisors (33001395).

38161125 is an equidigital number, since it uses as much as digits as its factorization.

38161125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3796 (or 3777 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 38161125 is about 6177.4691419707. The cubic root of 38161125 is about 336.6720445938.

The spelling of 38161125 in words is "thirty-eight million, one hundred sixty-one thousand, one hundred twenty-five".