38470636 has 6 divisors (see below), whose sum is σ = 67323620. Its totient is φ = 19235316.

The previous prime is 38470631. The next prime is 38470637. The reversal of 38470636 is 63607483.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 38470595 and 38470604.

It is not an unprimeable number, because it can be changed into a prime (38470631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4808826 + ... + 4808833.

Almost surely, 2^38470636 is an apocalyptic number.

It is an amenable number.

38470636 is a deficient number, since it is larger than the sum of its proper divisors (28852984).

38470636 is a wasteful number, since it uses less digits than its factorization.

38470636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9617663 (or 9617661 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 38470636 is about 6202.4701530922. The cubic root of 38470636 is about 337.5798029853.

The spelling of 38470636 in words is "thirty-eight million, four hundred seventy thousand, six hundred thirty-six".