140158684 has 12 divisors (see below), whose sum is σ = 246191400. Its totient is φ = 69818288.

The previous prime is 140158679. The next prime is 140158691. The reversal of 140158684 is 486851041.

140158684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140158684² = 39288913401223712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64054 + ... + 66205.

It is an arithmetic number, because the mean of its divisors is an integer number (20515950).

Almost surely, 2^140158684 is an apocalyptic number.

It is an amenable number.

140158684 is a deficient number, since it is larger than the sum of its proper divisors (106032716).

140158684 is a wasteful number, since it uses less digits than its factorization.

140158684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130532 (or 130530 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 140158684 is about 11838.8632900292. The cubic root of 140158684 is about 519.4455184280.

The spelling of 140158684 in words is "one hundred forty million, one hundred fifty-eight thousand, six hundred eighty-four".