10555906 has 8 divisors (see below), whose sum is σ = 16667280. Its totient is φ = 5000148.

The previous prime is 10555891. The next prime is 10555927. The reversal of 10555906 is 60955501.

It is a happy number.

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

It is a super-2 number, since 2×10555906² = 222854302961672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138856 + ... + 138931.

It is an arithmetic number, because the mean of its divisors is an integer number (2083410).

Almost surely, 2^10555906 is an apocalyptic number.

10555906 is a deficient number, since it is larger than the sum of its proper divisors (6111374).

10555906 is a wasteful number, since it uses less digits than its factorization.

10555906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277808.

The product of its (nonzero) digits is 6750, while the sum is 31.

The square root of 10555906 is about 3248.9853800841. The cubic root of 10555906 is about 219.3639064149.

The spelling of 10555906 in words is "ten million, five hundred fifty-five thousand, nine hundred six".