7204542 has 16 divisors (see below), whose sum is σ = 14436480. Its totient is φ = 2396952.

The previous prime is 7204531. The next prime is 7204567. The reversal of 7204542 is 2454027.

It is an Ulam number.

It is a d-powerful number, because it can be written as 7³ + 2 + 0 + 4¹⁰ + 5⁹ + 4¹¹ + 2¹³ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4209 + ... + 5667.

It is an arithmetic number, because the mean of its divisors is an integer number (902280).

Almost surely, 2^7204542 is an apocalyptic number.

7204542 is an abundant number, since it is smaller than the sum of its proper divisors (7231938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7204542 is a wasteful number, since it uses less digits than its factorization.

7204542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2287.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 7204542 is about 2684.1277912946. The cubic root of 7204542 is about 193.1384725784.

Adding to 7204542 its reverse (2454027), we get a palindrome (9658569).

The spelling of 7204542 in words is "seven million, two hundred four thousand, five hundred forty-two".