39828634 has 8 divisors (see below), whose sum is σ = 59804640. Its totient is φ = 19893756.

The previous prime is 39828631. The next prime is 39828647. The reversal of 39828634 is 43682893.

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

It is not an unprimeable number, because it can be changed into a prime (39828631) 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, 7734 + ... + 11809.

It is an arithmetic number, because the mean of its divisors is an integer number (7475580).

Almost surely, 2^39828634 is an apocalyptic number.

39828634 is a deficient number, since it is larger than the sum of its proper divisors (19976006).

39828634 is a wasteful number, since it uses less digits than its factorization.

39828634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20564.

The product of its digits is 248832, while the sum is 43.

The square root of 39828634 is about 6310.9931072693. The cubic root of 39828634 is about 341.5061040005.

The spelling of 39828634 in words is "thirty-nine million, eight hundred twenty-eight thousand, six hundred thirty-four".