8151662 has 4 divisors (see below), whose sum is σ = 12227496. Its totient is φ = 4075830.

The previous prime is 8151659. The next prime is 8151673. The reversal of 8151662 is 2661518.

It is a happy number.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2037914 + ... + 2037917.

It is an arithmetic number, because the mean of its divisors is an integer number (3056874).

Almost surely, 2^8151662 is an apocalyptic number.

8151662 is a deficient number, since it is larger than the sum of its proper divisors (4075834).

8151662 is a wasteful number, since it uses less digits than its factorization.

8151662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4075833.

The product of its digits is 2880, while the sum is 29.

The square root of 8151662 is about 2855.1115564895. Note that the first 3 decimals coincide. The cubic root of 8151662 is about 201.2559464827.

The spelling of 8151662 in words is "eight million, one hundred fifty-one thousand, six hundred sixty-two".