38195812 has 6 divisors (see below), whose sum is σ = 66842678. Its totient is φ = 19097904.

The previous prime is 38195797. The next prime is 38195827. The reversal of 38195812 is 21859183.

It is an interprime number because it is at equal distance from previous prime (38195797) and next prime (38195827).

It can be written as a sum of positive squares in only one way, i.e., 33802596 + 4393216 = 5814^2 + 2096^2 .

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 as a sum of consecutive naturals, namely, 4774473 + ... + 4774480.

Almost surely, 2^38195812 is an apocalyptic number.

It is an amenable number.

38195812 is a deficient number, since it is larger than the sum of its proper divisors (28646866).

38195812 is a wasteful number, since it uses less digits than its factorization.

38195812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9548957 (or 9548955 counting only the distinct ones).

The product of its digits is 17280, while the sum is 37.

The square root of 38195812 is about 6180.2760456148. The cubic root of 38195812 is about 336.7740210307.

The spelling of 38195812 in words is "thirty-eight million, one hundred ninety-five thousand, eight hundred twelve".