140822245 has 8 divisors (see below), whose sum is σ = 169051680. Its totient is φ = 112614480.

The previous prime is 140822207. The next prime is 140822251. The reversal of 140822245 is 542228041.

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

It is a de Polignac number, because none of the positive numbers 2^k-140822245 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18450 + ... + 24940.

It is an arithmetic number, because the mean of its divisors is an integer number (21131460).

Almost surely, 2^140822245 is an apocalyptic number.

It is an amenable number.

140822245 is a deficient number, since it is larger than the sum of its proper divisors (28229435).

140822245 is an equidigital number, since it uses as much as digits as its factorization.

140822245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10835.

The product of its (nonzero) digits is 5120, while the sum is 28.

The square root of 140822245 is about 11866.8548908293. The cubic root of 140822245 is about 520.2639747001.

It can be divided in two parts, 1408 and 22245, that added together give a triangular number (23653 = T₂₁₇).

The spelling of 140822245 in words is "one hundred forty million, eight hundred twenty-two thousand, two hundred forty-five".