38761472 has 22 divisors (see below), whose sum is σ = 77487138. Its totient is φ = 19380224.

The previous prime is 38761451. The next prime is 38761483. The reversal of 38761472 is 27416783.

It can be written as a sum of positive squares in only one way, i.e., 20647936 + 18113536 = 4544^2 + 4256^2 .

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17903 + ... + 19950.

Almost surely, 2^38761472 is an apocalyptic number.

38761472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

38761472 is a deficient number, since it is larger than the sum of its proper divisors (38725666).

38761472 is an equidigital number, since it uses as much as digits as its factorization.

38761472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37873 (or 37855 counting only the distinct ones).

The product of its digits is 56448, while the sum is 38.

The square root of 38761472 is about 6225.8711840191. The cubic root of 38761472 is about 338.4283634362.

The spelling of 38761472 in words is "thirty-eight million, seven hundred sixty-one thousand, four hundred seventy-two".