2221025342 has 8 divisors (see below), whose sum is σ = 3335850216. Its totient is φ = 1109075272.

The previous prime is 2221025297. The next prime is 2221025347. The reversal of 2221025342 is 2435201222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221025347) 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, 716768 + ... + 719859.

It is an arithmetic number, because the mean of its divisors is an integer number (416981277).

Almost surely, 2^2221025342 is an apocalyptic number.

2221025342 is a deficient number, since it is larger than the sum of its proper divisors (1114824874).

2221025342 is a wasteful number, since it uses less digits than its factorization.

2221025342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437402.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2221025342 is about 47127.7555374749. The cubic root of 2221025342 is about 1304.7215569334.

Adding to 2221025342 its reverse (2435201222), we get a palindrome (4656226564).

The spelling of 2221025342 in words is "two billion, two hundred twenty-one million, twenty-five thousand, three hundred forty-two".