2210535040 has 96 divisors (see below), whose sum is σ = 6147432900. Its totient is φ = 757886976.

The previous prime is 2210535029. The next prime is 2210535043. The reversal of 2210535040 is 405350122.

It can be written as a sum of positive squares in 2 ways, for example, as 1952225856 + 258309184 = 44184^2 + 16072^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210535043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3885 + ... + 66604.

Almost surely, 2^2210535040 is an apocalyptic number.

2210535040 is a gapful number since it is divisible by the number (20) 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 2210535040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3073716450).

2210535040 is an abundant number, since it is smaller than the sum of its proper divisors (3936897860).

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

2210535040 is an equidigital number, since it uses as much as digits as its factorization.

2210535040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70522 (or 70503 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2210535040 is about 47016.3273767741. The cubic root of 2210535040 is about 1302.6641695606.

Adding to 2210535040 its reverse (405350122), we get a palindrome (2615885162).

The spelling of 2210535040 in words is "two billion, two hundred ten million, five hundred thirty-five thousand, forty".