140722355 has 16 divisors (see below), whose sum is σ = 177163200. Its totient is φ = 107157120.

The previous prime is 140722343. The next prime is 140722363. The reversal of 140722355 is 553227041.

It is a happy number.

It is not a de Polignac number, because 140722355 - 2⁴ = 140722339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3461 + ... + 17129.

It is an arithmetic number, because the mean of its divisors is an integer number (11072700).

Almost surely, 2^140722355 is an apocalyptic number.

140722355 is a deficient number, since it is larger than the sum of its proper divisors (36440845).

140722355 is a wasteful number, since it uses less digits than its factorization.

140722355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13774.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 140722355 is about 11862.6453626499. The cubic root of 140722355 is about 520.1409319684.

Adding to 140722355 its reverse (553227041), we get a palindrome (693949396).

The spelling of 140722355 in words is "one hundred forty million, seven hundred twenty-two thousand, three hundred fifty-five".