38680402 has 8 divisors (see below), whose sum is σ = 58058496. Its totient is φ = 19327572.

The previous prime is 38680391. The next prime is 38680441. The reversal of 38680402 is 20408683.

It is a happy number.

38680402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1858 + ... + 8989.

It is an arithmetic number, because the mean of its divisors is an integer number (7257312).

Almost surely, 2^38680402 is an apocalyptic number.

38680402 is a deficient number, since it is larger than the sum of its proper divisors (19378094).

38680402 is a wasteful number, since it uses less digits than its factorization.

38680402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12632.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 38680402 is about 6219.3570407237. The cubic root of 38680402 is about 338.1922566693.

The spelling of 38680402 in words is "thirty-eight million, six hundred eighty thousand, four hundred two".