220140735 has 32 divisors (see below), whose sum is σ = 373885632. Its totient is φ = 110223360.

The previous prime is 220140733. The next prime is 220140737. The reversal of 220140735 is 537041022.

It is an interprime number because it is at equal distance from previous prime (220140733) and next prime (220140737).

It is not a de Polignac number, because 220140735 - 2¹ = 220140733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220140733) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 132027 + ... + 133683.

It is an arithmetic number, because the mean of its divisors is an integer number (11683926).

Almost surely, 2^220140735 is an apocalyptic number.

220140735 is a deficient number, since it is larger than the sum of its proper divisors (153744897).

220140735 is a wasteful number, since it uses less digits than its factorization.

220140735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 220140735 is about 14837.1403915984. The cubic root of 220140735 is about 603.8097720830.

Adding to 220140735 its reverse (537041022), we get a palindrome (757181757).

The spelling of 220140735 in words is "two hundred twenty million, one hundred forty thousand, seven hundred thirty-five".