38676481 has 2 divisors, whose sum is σ = 38676482. Its totient is φ = 38676480.

The previous prime is 38676431. The next prime is 38676493. The reversal of 38676481 is 18467683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26010000 + 12666481 = 5100^2 + 3559^2 .

It is a cyclic number.

It is not a de Polignac number, because 38676481 - 2²¹ = 36579329 is a prime.

It is a super-2 number, since 2×38676481² = 2991740365086722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38676431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19338240 + 19338241.

It is an arithmetic number, because the mean of its divisors is an integer number (19338241).

Almost surely, 2^38676481 is an apocalyptic number.

It is an amenable number.

38676481 is a deficient number, since it is larger than the sum of its proper divisors (1).

38676481 is an equidigital number, since it uses as much as digits as its factorization.

38676481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 43.

The square root of 38676481 is about 6219.0418072240. The cubic root of 38676481 is about 338.1808288611.

It can be divided in two parts, 386 and 76481, that added together give a palindrome (76867).

The spelling of 38676481 in words is "thirty-eight million, six hundred seventy-six thousand, four hundred eighty-one".