38317628 has 6 divisors (see below), whose sum is σ = 67055856. Its totient is φ = 19158812.

The previous prime is 38317621. The next prime is 38317651. The reversal of 38317628 is 82671383.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 38317591 and 38317600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38317621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4789700 + ... + 4789707.

It is an arithmetic number, because the mean of its divisors is an integer number (11175976).

Almost surely, 2^38317628 is an apocalyptic number.

It is an amenable number.

38317628 is a deficient number, since it is larger than the sum of its proper divisors (28738228).

38317628 is a wasteful number, since it uses less digits than its factorization.

38317628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9579411 (or 9579409 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 38317628 is about 6190.1234236484. The cubic root of 38317628 is about 337.1316599679.

The spelling of 38317628 in words is "thirty-eight million, three hundred seventeen thousand, six hundred twenty-eight".