1406612166 has 16 divisors (see below), whose sum is σ = 2903973888. Its totient is φ = 453745800.

The previous prime is 1406612101. The next prime is 1406612167. The reversal of 1406612166 is 6612166041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406612167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3781030 + ... + 3781401.

It is an arithmetic number, because the mean of its divisors is an integer number (181498368).

Almost surely, 2^1406612166 is an apocalyptic number.

1406612166 is an abundant number, since it is smaller than the sum of its proper divisors (1497361722).

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

1406612166 is a wasteful number, since it uses less digits than its factorization.

1406612166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7562467.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1406612166 is about 37504.8285691323. The cubic root of 1406612166 is about 1120.4473568983.

The spelling of 1406612166 in words is "one billion, four hundred six million, six hundred twelve thousand, one hundred sixty-six".