7204224542 has 16 divisors (see below), whose sum is σ = 11298631680. Its totient is φ = 3438637752.

The previous prime is 7204224541. The next prime is 7204224557. The reversal of 7204224542 is 2454224027.

It is a junction number, because it is equal to n+sod(n) for n = 7204224499 and 7204224508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7204224541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132542 + ... + 178817.

It is an arithmetic number, because the mean of its divisors is an integer number (706164480).

Almost surely, 2^7204224542 is an apocalyptic number.

7204224542 is a deficient number, since it is larger than the sum of its proper divisors (4094407138).

7204224542 is a wasteful number, since it uses less digits than its factorization.

7204224542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311887.

The product of its (nonzero) digits is 35840, while the sum is 32.

The square root of 7204224542 is about 84877.7034444264. The cubic root of 7204224542 is about 1931.3563574512.

Adding to 7204224542 its reverse (2454224027), we get a palindrome (9658448569).

The spelling of 7204224542 in words is "seven billion, two hundred four million, two hundred twenty-four thousand, five hundred forty-two".