8140464 has 30 divisors (see below), whose sum is σ = 22782396. Its totient is φ = 2713440.

The previous prime is 8140441. The next prime is 8140519. The reversal of 8140464 is 4640418.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28122 + ... + 28409.

Almost surely, 2^8140464 is an apocalyptic number.

It is an amenable number.

8140464 is an abundant number, since it is smaller than the sum of its proper divisors (14641932).

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

8140464 is a wasteful number, since it uses less digits than its factorization.

8140464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56545 (or 56536 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 8140464 is about 2853.1498383366. The cubic root of 8140464 is about 201.1637486448.

The spelling of 8140464 in words is "eight million, one hundred forty thousand, four hundred sixty-four".