2252420306 has 8 divisors (see below), whose sum is σ = 3378967680. Its totient is φ = 1126097748.

The previous prime is 2252420267. The next prime is 2252420309. The reversal of 2252420306 is 6030242522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2252420306² = 10146794469762267272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2252420309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28406 + ... + 72881.

It is an arithmetic number, because the mean of its divisors is an integer number (422370960).

Almost surely, 2^2252420306 is an apocalyptic number.

2252420306 is a deficient number, since it is larger than the sum of its proper divisors (1126547374).

2252420306 is a wasteful number, since it uses less digits than its factorization.

2252420306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112408.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 2252420306 is about 47459.6703106964. The cubic root of 2252420306 is about 1310.8403802978.

Adding to 2252420306 its reverse (6030242522), we get a palindrome (8282662828).

The spelling of 2252420306 in words is "two billion, two hundred fifty-two million, four hundred twenty thousand, three hundred six".