38906734 has 4 divisors (see below), whose sum is σ = 58360104. Its totient is φ = 19453366.

The previous prime is 38906729. The next prime is 38906743. The reversal of 38906734 is 43760983.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×38906734³ (a number of 24 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9726682 + ... + 9726685.

It is an arithmetic number, because the mean of its divisors is an integer number (14590026).

Almost surely, 2^38906734 is an apocalyptic number.

38906734 is a deficient number, since it is larger than the sum of its proper divisors (19453370).

38906734 is a wasteful number, since it uses less digits than its factorization.

38906734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19453369.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 38906734 is about 6237.5262724898. The cubic root of 38906734 is about 338.8505996973.

The spelling of 38906734 in words is "thirty-eight million, nine hundred six thousand, seven hundred thirty-four".