2222421542 has 8 divisors (see below), whose sum is σ = 3636689832. Its totient is φ = 1010191600.

The previous prime is 2222421521. The next prime is 2222421571. The reversal of 2222421542 is 2451242222.

It is a happy number.

2222421542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50509559 + ... + 50509602.

It is an arithmetic number, because the mean of its divisors is an integer number (454586229).

Almost surely, 2^2222421542 is an apocalyptic number.

2222421542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2222421542 is a deficient number, since it is larger than the sum of its proper divisors (1414268290).

2222421542 is a wasteful number, since it uses less digits than its factorization.

2222421542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101019174.

The product of its digits is 5120, while the sum is 26.

The square root of 2222421542 is about 47142.5661371971. The cubic root of 2222421542 is about 1304.9948947506.

Adding to 2222421542 its reverse (2451242222), we get a palindrome (4673663764).

The spelling of 2222421542 in words is "two billion, two hundred twenty-two million, four hundred twenty-one thousand, five hundred forty-two".