8156466 has 12 divisors (see below), whose sum is σ = 17672382. Its totient is φ = 2718816.

The previous prime is 8156461. The next prime is 8156471. The reversal of 8156466 is 6646518.

8156466 is a `hidden beast` number, since 8 + 1 + 5 + 646 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (8156461) and next prime (8156471).

It can be written as a sum of positive squares in only one way, i.e., 5861241 + 2295225 = 2421^2 + 1515^2 .

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 8156466.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8156461) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 226551 + ... + 226586.

Almost surely, 2^8156466 is an apocalyptic number.

8156466 is an abundant number, since it is smaller than the sum of its proper divisors (9515916).

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

8156466 is a wasteful number, since it uses less digits than its factorization.

8156466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453145 (or 453142 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 8156466 is about 2855.9527307013. The cubic root of 8156466 is about 201.2954739518.

The spelling of 8156466 in words is "eight million, one hundred fifty-six thousand, four hundred sixty-six".