140022210 has 32 divisors (see below), whose sum is σ = 353741760. Its totient is φ = 35373888.

The previous prime is 140022209. The next prime is 140022227. The reversal of 140022210 is 12220041.

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, 122257 + ... + 123396.

It is an arithmetic number, because the mean of its divisors is an integer number (11054430).

Almost surely, 2^140022210 is an apocalyptic number.

140022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140022210 is an abundant number, since it is smaller than the sum of its proper divisors (213719550).

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

140022210 is a wasteful number, since it uses less digits than its factorization.

140022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245682.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 140022210 is about 11833.0980727787. The cubic root of 140022210 is about 519.2768671365.

Adding to 140022210 its reverse (12220041), we get a palindrome (152242251).

The spelling of 140022210 in words is "one hundred forty million, twenty-two thousand, two hundred ten".