2542221334 has 8 divisors (see below), whose sum is σ = 3870247608. Its totient is φ = 1252138800.

The previous prime is 2542221307. The next prime is 2542221379. The reversal of 2542221334 is 4331222452.

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

It is a super-2 number, since 2×2542221334² = 12925778622089479112, which contains 22 as substring.

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, 9485767 + ... + 9486034.

It is an arithmetic number, because the mean of its divisors is an integer number (483780951).

Almost surely, 2^2542221334 is an apocalyptic number.

2542221334 is a deficient number, since it is larger than the sum of its proper divisors (1328026274).

2542221334 is a wasteful number, since it uses less digits than its factorization.

2542221334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18971870.

The product of its digits is 11520, while the sum is 28.

The square root of 2542221334 is about 50420.4455950163. The cubic root of 2542221334 is about 1364.8066177135.

Adding to 2542221334 its reverse (4331222452), we get a palindrome (6873443786).

The spelling of 2542221334 in words is "two billion, five hundred forty-two million, two hundred twenty-one thousand, three hundred thirty-four".