140777422 has 16 divisors (see below), whose sum is σ = 226051200. Its totient is φ = 65552760.

The previous prime is 140777419. The next prime is 140777437. The reversal of 140777422 is 224777041.

It is a happy number.

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, 29154 + ... + 33637.

It is an arithmetic number, because the mean of its divisors is an integer number (14128200).

Almost surely, 2^140777422 is an apocalyptic number.

140777422 is a deficient number, since it is larger than the sum of its proper divisors (85273778).

140777422 is a wasteful number, since it uses less digits than its factorization.

140777422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62871.

The product of its (nonzero) digits is 21952, while the sum is 34.

The square root of 140777422 is about 11864.9661609294. The cubic root of 140777422 is about 520.2087697222.

The spelling of 140777422 in words is "one hundred forty million, seven hundred seventy-seven thousand, four hundred twenty-two".