140222555 has 16 divisors (see below), whose sum is σ = 184637664. Its totient is φ = 101383680.

The previous prime is 140222549. The next prime is 140222567. The reversal of 140222555 is 555222041.

It is not a de Polignac number, because 140222555 - 2⁴ = 140222539 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2147 + ... + 16883.

It is an arithmetic number, because the mean of its divisors is an integer number (11539854).

Almost surely, 2^140222555 is an apocalyptic number.

140222555 is a deficient number, since it is larger than the sum of its proper divisors (44415109).

140222555 is a wasteful number, since it uses less digits than its factorization.

140222555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14926.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 140222555 is about 11841.5604968264. The cubic root of 140222555 is about 519.5244110691.

Adding to 140222555 its reverse (555222041), we get a palindrome (695444596).

The spelling of 140222555 in words is "one hundred forty million, two hundred twenty-two thousand, five hundred fifty-five".