140413222 has 4 divisors (see below), whose sum is σ = 210619836. Its totient is φ = 70206610.

The previous prime is 140413193. The next prime is 140413283. The reversal of 140413222 is 222314041.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 140413222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35103304 + ... + 35103307.

It is an arithmetic number, because the mean of its divisors is an integer number (52654959).

Almost surely, 2^140413222 is an apocalyptic number.

140413222 is a deficient number, since it is larger than the sum of its proper divisors (70206614).

140413222 is an equidigital number, since it uses as much as digits as its factorization.

140413222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70206613.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 140413222 is about 11849.6085167401. The cubic root of 140413222 is about 519.7597780962.

Adding to 140413222 its reverse (222314041), we get a palindrome (362727263).

The spelling of 140413222 in words is "one hundred forty million, four hundred thirteen thousand, two hundred twenty-two".