6440852 has 12 divisors (see below), whose sum is σ = 12296256. Its totient is φ = 2927640.

The previous prime is 6440831. The next prime is 6440873. The reversal of 6440852 is 2580446.

It is an interprime number because it is at equal distance from previous prime (6440831) and next prime (6440873).

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73148 + ... + 73235.

It is an arithmetic number, because the mean of its divisors is an integer number (1024688).

Almost surely, 2^6440852 is an apocalyptic number.

It is an amenable number.

6440852 is a deficient number, since it is larger than the sum of its proper divisors (5855404).

6440852 is a wasteful number, since it uses less digits than its factorization.

6440852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146398 (or 146396 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 6440852 is about 2537.8833700547. The cubic root of 6440852 is about 186.0577536768.

The spelling of 6440852 in words is "six million, four hundred forty thousand, eight hundred fifty-two".