1041644620 has 48 divisors (see below), whose sum is σ = 2266387200. Its totient is φ = 401667840.

The previous prime is 1041644573. The next prime is 1041644627. The reversal of 1041644620 is 264461401.

1041644620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1041644627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591301 + ... + 593059.

It is an arithmetic number, because the mean of its divisors is an integer number (47216400).

Almost surely, 2^1041644620 is an apocalyptic number.

1041644620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1041644620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1133193600).

1041644620 is an abundant number, since it is smaller than the sum of its proper divisors (1224742580).

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

1041644620 is a wasteful number, since it uses less digits than its factorization.

1041644620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818 (or 2816 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 1041644620 is about 32274.5196710966. The cubic root of 1041644620 is about 1013.6931809568.

The spelling of 1041644620 in words is "one billion, forty-one million, six hundred forty-four thousand, six hundred twenty".