844877466 has 64 divisors (see below), whose sum is σ = 1909353600. Its totient is φ = 280344240.

The previous prime is 844877461. The next prime is 844877471. The reversal of 844877466 is 664778448.

It is an interprime number because it is at equal distance from previous prime (844877461) and next prime (844877471).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (844877461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1832476 + ... + 1832936.

It is an arithmetic number, because the mean of its divisors is an integer number (29833650).

Almost surely, 2^844877466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 844877466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (954676800).

844877466 is an abundant number, since it is smaller than the sum of its proper divisors (1064476134).

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

844877466 is an equidigital number, since it uses as much as digits as its factorization.

844877466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903 (or 885 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 54.

The square root of 844877466 is about 29066.7759822103. The cubic root of 844877466 is about 945.3614943517.

The spelling of 844877466 in words is "eight hundred forty-four million, eight hundred seventy-seven thousand, four hundred sixty-six".