6506394 has 16 divisors (see below), whose sum is σ = 13097568. Its totient is φ = 2154672.

The previous prime is 6506389. The next prime is 6506399. The reversal of 6506394 is 4936056.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6506389) and next prime (6506399).

It is not an unprimeable number, because it can be changed into a prime (6506399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2512 + ... + 4395.

It is an arithmetic number, because the mean of its divisors is an integer number (818598).

Almost surely, 2^6506394 is an apocalyptic number.

6506394 is an abundant number, since it is smaller than the sum of its proper divisors (6591174).

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

6506394 is a wasteful number, since it uses less digits than its factorization.

6506394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7069.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 6506394 is about 2550.7634151367. The cubic root of 6506394 is about 186.6867318283.

The spelling of 6506394 in words is "six million, five hundred six thousand, three hundred ninety-four".