140667422 has 16 divisors (see below), whose sum is σ = 241761120. Its totient is φ = 60131808.

The previous prime is 140667419. The next prime is 140667427. The reversal of 140667422 is 224766041.

140667422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140667422² = 39574647224252168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140667427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7097 + ... + 18212.

It is an arithmetic number, because the mean of its divisors is an integer number (15110070).

Almost surely, 2^140667422 is an apocalyptic number.

140667422 is a deficient number, since it is larger than the sum of its proper divisors (101093698).

140667422 is a wasteful number, since it uses less digits than its factorization.

140667422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25715.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 140667422 is about 11860.3297593279. The cubic root of 140667422 is about 520.0732416559.

The spelling of 140667422 in words is "one hundred forty million, six hundred sixty-seven thousand, four hundred twenty-two".