8140506 has 16 divisors (see below), whose sum is σ = 17761248. Its totient is φ = 2466800.

The previous prime is 8140441. The next prime is 8140519. The reversal of 8140506 is 6050418.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61605 + ... + 61736.

It is an arithmetic number, because the mean of its divisors is an integer number (1110078).

Almost surely, 2^8140506 is an apocalyptic number.

8140506 is an abundant number, since it is smaller than the sum of its proper divisors (9620742).

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

8140506 is a wasteful number, since it uses less digits than its factorization.

8140506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123357.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 8140506 is about 2853.1571986135. The cubic root of 8140506 is about 201.1640946064.

It can be divided in two parts, 8140 and 506, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 8140506 in words is "eight million, one hundred forty thousand, five hundred six".