39906266 has 8 divisors (see below), whose sum is σ = 60160800. Its totient is φ = 19852668.

The previous prime is 39906263. The next prime is 39906271. The reversal of 39906266 is 66260993.

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 (39906263) 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, 49736 + ... + 50531.

It is an arithmetic number, because the mean of its divisors is an integer number (7520100).

Almost surely, 2^39906266 is an apocalyptic number.

39906266 is a deficient number, since it is larger than the sum of its proper divisors (20254534).

39906266 is a wasteful number, since it uses less digits than its factorization.

39906266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100468.

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 39906266 is about 6317.1406506425. The cubic root of 39906266 is about 341.7278422549.

The spelling of 39906266 in words is "thirty-nine million, nine hundred six thousand, two hundred sixty-six".