10662406 has 4 divisors (see below), whose sum is σ = 15993612. Its totient is φ = 5331202.

The previous prime is 10662397. The next prime is 10662413. The reversal of 10662406 is 60426601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×10662406² = 227373803417672, 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 as a sum of consecutive naturals, namely, 2665600 + ... + 2665603.

It is an arithmetic number, because the mean of its divisors is an integer number (3998403).

Almost surely, 2^10662406 is an apocalyptic number.

10662406 is a deficient number, since it is larger than the sum of its proper divisors (5331206).

10662406 is an equidigital number, since it uses as much as digits as its factorization.

10662406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5331205.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 10662406 is about 3265.3339798557. Note that the first 3 decimals coincide. The cubic root of 10662406 is about 220.0991701660.

The spelling of 10662406 in words is "ten million, six hundred sixty-two thousand, four hundred six".