220003742 has 32 divisors (see below), whose sum is σ = 385689600. Its totient is φ = 92166048.

The previous prime is 220003697. The next prime is 220003769. The reversal of 220003742 is 247300022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355109 + ... + 355727.

It is an arithmetic number, because the mean of its divisors is an integer number (12052800).

Almost surely, 2^220003742 is an apocalyptic number.

220003742 is a deficient number, since it is larger than the sum of its proper divisors (165685858).

220003742 is a wasteful number, since it uses less digits than its factorization.

220003742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160.

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 220003742 is about 14832.5231164492. The cubic root of 220003742 is about 603.6844963491.

Adding to 220003742 its reverse (247300022), we get a palindrome (467303764).

The spelling of 220003742 in words is "two hundred twenty million, three thousand, seven hundred forty-two".