38786406 has 8 divisors (see below), whose sum is σ = 77572824. Its totient is φ = 12928800.

The previous prime is 38786399. The next prime is 38786413. The reversal of 38786406 is 60468783.

It is an interprime number because it is at equal distance from previous prime (38786399) and next prime (38786413).

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

38786406 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3232195 + ... + 3232206.

It is an arithmetic number, because the mean of its divisors is an integer number (9696603).

Almost surely, 2^38786406 is an apocalyptic number.

38786406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38786406 is a wasteful number, since it uses less digits than its factorization.

38786406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6464406.

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 38786406 is about 6227.8733127770. The cubic root of 38786406 is about 338.5009145516.

The spelling of 38786406 in words is "thirty-eight million, seven hundred eighty-six thousand, four hundred six".