6366406 has 8 divisors (see below), whose sum is σ = 10052280. Its totient is φ = 3015648.

The previous prime is 6366391. The next prime is 6366419. The reversal of 6366406 is 6046636.

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

It is a super-2 number, since 2×6366406² = 81062250713672, which contains 22 as substring.

It is a congruent number.

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, 83731 + ... + 83806.

It is an arithmetic number, because the mean of its divisors is an integer number (1256535).

Almost surely, 2^6366406 is an apocalyptic number.

6366406 is a deficient number, since it is larger than the sum of its proper divisors (3685874).

6366406 is a wasteful number, since it uses less digits than its factorization.

6366406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167558.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 6366406 is about 2523.1737950446. The cubic root of 6366406 is about 185.3381300911.

The spelling of 6366406 in words is "six million, three hundred sixty-six thousand, four hundred six".