60640222 has 8 divisors (see below), whose sum is σ = 92451672. Its totient is φ = 29823000.

The previous prime is 60640211. The next prime is 60640231. The reversal of 60640222 is 22204606.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 60640193 and 60640202.

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 3 ways as a sum of consecutive naturals, for example, 248404 + ... + 248647.

It is an arithmetic number, because the mean of its divisors is an integer number (11556459).

Almost surely, 2^60640222 is an apocalyptic number.

60640222 is a deficient number, since it is larger than the sum of its proper divisors (31811450).

60640222 is a wasteful number, since it uses less digits than its factorization.

60640222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497114.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 60640222 is about 7787.1831877772. The cubic root of 60640222 is about 392.8742764413.

Adding to 60640222 its reverse (22204606), we get a palindrome (82844828).

The spelling of 60640222 in words is "sixty million, six hundred forty thousand, two hundred twenty-two".