3009906 has 32 divisors (see below), whose sum is σ = 6753600. Its totient is φ = 993600.

The previous prime is 3009899. The next prime is 3009907. The reversal of 3009906 is 6099003.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 3009906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3009907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7306 + ... + 7706.

It is an arithmetic number, because the mean of its divisors is an integer number (211050).

Almost surely, 2^3009906 is an apocalyptic number.

3009906 is an abundant number, since it is smaller than the sum of its proper divisors (3743694).

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

3009906 is a wasteful number, since it uses less digits than its factorization.

3009906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551 (or 545 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 3009906 is about 1734.9080667286. The cubic root of 3009906 is about 144.3835262295.

The spelling of 3009906 in words is "three million, nine thousand, nine hundred six".