2210340634 has 4 divisors (see below), whose sum is σ = 3315510954. Its totient is φ = 1105170316.

The previous prime is 2210340619. The next prime is 2210340637. The reversal of 2210340634 is 4360430122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1614834225 + 595506409 = 40185^2 + 24403^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2210340599 and 2210340608.

It is not an unprimeable number, because it can be changed into a prime (2210340637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552585157 + ... + 552585160.

Almost surely, 2^2210340634 is an apocalyptic number.

2210340634 is a deficient number, since it is larger than the sum of its proper divisors (1105170320).

2210340634 is a wasteful number, since it uses less digits than its factorization.

2210340634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105170319.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 2210340634 is about 47014.2599005876. The cubic root of 2210340634 is about 1302.6259807436.

Adding to 2210340634 its reverse (4360430122), we get a palindrome (6570770756).

The spelling of 2210340634 in words is "two billion, two hundred ten million, three hundred forty thousand, six hundred thirty-four".