4811646 has 64 divisors (see below), whose sum is σ = 12192768. Its totient is φ = 1233408.

The previous prime is 4811581. The next prime is 4811647. The reversal of 4811646 is 6461184.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4811647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16276 + ... + 16568.

It is an arithmetic number, because the mean of its divisors is an integer number (190512).

Almost surely, 2^4811646 is an apocalyptic number.

4811646 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4811646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6096384).

4811646 is an abundant number, since it is smaller than the sum of its proper divisors (7381122).

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

4811646 is a wasteful number, since it uses less digits than its factorization.

4811646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345.

The product of its digits is 4608, while the sum is 30.

The square root of 4811646 is about 2193.5464435475. The cubic root of 4811646 is about 168.8228481085.

The spelling of 4811646 in words is "four million, eight hundred eleven thousand, six hundred forty-six".