140220002 has 8 divisors (see below), whose sum is σ = 226509276. Its totient is φ = 64716912.

The previous prime is 140220001. The next prime is 140220053. The reversal of 140220002 is 200022041.

It can be written as a sum of positive squares in 2 ways, for example, as 140161921 + 58081 = 11839^2 + 241^2 .

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

It is not an unprimeable number, because it can be changed into a prime (140220001) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2696513 + ... + 2696564.

Almost surely, 2^140220002 is an apocalyptic number.

140220002 is a deficient number, since it is larger than the sum of its proper divisors (86289274).

140220002 is a wasteful number, since it uses less digits than its factorization.

140220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5393092.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 140220002 is about 11841.4526980434. The cubic root of 140220002 is about 519.5212580959.

Adding to 140220002 its reverse (200022041), we get a palindrome (340242043).

The spelling of 140220002 in words is "one hundred forty million, two hundred twenty thousand, two".