2544220342 has 8 divisors (see below), whose sum is σ = 3819923856. Its totient is φ = 1270912392.

The previous prime is 2544220303. The next prime is 2544220387. The reversal of 2544220342 is 2430224452.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2544220342.

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, 596233 + ... + 600484.

It is an arithmetic number, because the mean of its divisors is an integer number (477490482).

Almost surely, 2^2544220342 is an apocalyptic number.

2544220342 is a deficient number, since it is larger than the sum of its proper divisors (1275703514).

2544220342 is a wasteful number, since it uses less digits than its factorization.

2544220342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197782.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 2544220342 is about 50440.2650865358. The cubic root of 2544220342 is about 1365.1642504296.

Adding to 2544220342 its reverse (2430224452), we get a palindrome (4974444794).

The spelling of 2544220342 in words is "two billion, five hundred forty-four million, two hundred twenty thousand, three hundred forty-two".