2225610402 has 8 divisors (see below), whose sum is σ = 4451220816. Its totient is φ = 741870132.

The previous prime is 2225610367. The next prime is 2225610407. The reversal of 2225610402 is 2040165222.

It is a happy number.

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

2225610402 is an admirable number.

It is a super-2 number, since 2×2225610402² = 9906683322981203208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2225610407) 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, 185467528 + ... + 185467539.

It is an arithmetic number, because the mean of its divisors is an integer number (556402602).

Almost surely, 2^2225610402 is an apocalyptic number.

2225610402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2225610402 is a wasteful number, since it uses less digits than its factorization.

2225610402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370935072.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2225610402 is about 47176.3754648447. The cubic root of 2225610402 is about 1305.6187573804.

Adding to 2225610402 its reverse (2040165222), we get a palindrome (4265775624).

The spelling of 2225610402 in words is "two billion, two hundred twenty-five million, six hundred ten thousand, four hundred two".