38146384 has 20 divisors (see below), whose sum is σ = 74409300. Its totient is φ = 18944000.

The previous prime is 38146373. The next prime is 38146393. The reversal of 38146384 is 48364183.

It can be written as a sum of positive squares in 2 ways, for example, as 18147600 + 19998784 = 4260^2 + 4472^2 .

It is a super-2 number, since 2×38146384² = 2910293224550912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5617 + ... + 10384.

It is an arithmetic number, because the mean of its divisors is an integer number (3720465).

Almost surely, 2^38146384 is an apocalyptic number.

It is an amenable number.

38146384 is a deficient number, since it is larger than the sum of its proper divisors (36262916).

38146384 is a wasteful number, since it uses less digits than its factorization.

38146384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16158 (or 16152 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 38146384 is about 6176.2759005731. The cubic root of 38146384 is about 336.6286887636.

The spelling of 38146384 in words is "thirty-eight million, one hundred forty-six thousand, three hundred eighty-four".