38670406 has 8 divisors (see below), whose sum is σ = 60527664. Its totient is φ = 18494520.

The previous prime is 38670397. The next prime is 38670407. The reversal of 38670406 is 60407683.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38670407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420285 + ... + 420376.

It is an arithmetic number, because the mean of its divisors is an integer number (7565958).

Almost surely, 2^38670406 is an apocalyptic number.

38670406 is a deficient number, since it is larger than the sum of its proper divisors (21857258).

38670406 is a wasteful number, since it uses less digits than its factorization.

38670406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840686.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 38670406 is about 6218.5533687506. The cubic root of 38670406 is about 338.1631216649.

The spelling of 38670406 in words is "thirty-eight million, six hundred seventy thousand, four hundred six".