9964906 has 16 divisors (see below), whose sum is σ = 17481024. Its totient is φ = 4171104.

The previous prime is 9964883. The next prime is 9964909. The reversal of 9964906 is 6094699.

It is a happy number.

It is a super-3 number, since 3×9964906³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (9964909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7675 + ... + 8878.

It is an arithmetic number, because the mean of its divisors is an integer number (1092564).

Almost surely, 2^9964906 is an apocalyptic number.

9964906 is a deficient number, since it is larger than the sum of its proper divisors (7516118).

9964906 is a wasteful number, since it uses less digits than its factorization.

9964906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16605.

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 9964906 is about 3156.7239347146. The cubic root of 9964906 is about 215.1911478373.

The spelling of 9964906 in words is "nine million, nine hundred sixty-four thousand, nine hundred six".