8145464 has 16 divisors (see below), whose sum is σ = 15561720. Its totient is φ = 3995680.

The previous prime is 8145463. The next prime is 8145479. The reversal of 8145464 is 4645418.

It is a self number, because there is not a number n which added to its sum of digits gives 8145464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8145463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9182 + ... + 10029.

Almost surely, 2^8145464 is an apocalyptic number.

It is an amenable number.

8145464 is a deficient number, since it is larger than the sum of its proper divisors (7416256).

8145464 is a wasteful number, since it uses less digits than its factorization.

8145464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19270 (or 19266 counting only the distinct ones).

The product of its digits is 15360, while the sum is 32.

The square root of 8145464 is about 2854.0259284036. The cubic root of 8145464 is about 201.2049261864.

It can be divided in two parts, 81454 and 64, that added together give a palindrome (81518).

The spelling of 8145464 in words is "eight million, one hundred forty-five thousand, four hundred sixty-four".