140022549 has 12 divisors (see below), whose sum is σ = 202363200. Its totient is φ = 93298344.

The previous prime is 140022521. The next prime is 140022583. The reversal of 140022549 is 945220041.

140022549 is a `hidden beast` number, since 1 + 400 + 2 + 254 + 9 = 666.

It is not a de Polignac number, because 140022549 - 2⁸ = 140022293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140022349) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 22612 + ... + 28130.

It is an arithmetic number, because the mean of its divisors is an integer number (16863600).

Almost surely, 2^140022549 is an apocalyptic number.

It is an amenable number.

140022549 is a deficient number, since it is larger than the sum of its proper divisors (62340651).

140022549 is a wasteful number, since it uses less digits than its factorization.

140022549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8344 (or 8341 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 140022549 is about 11833.1123969985. The cubic root of 140022549 is about 519.2772862003.

The spelling of 140022549 in words is "one hundred forty million, twenty-two thousand, five hundred forty-nine".