140271938 has 8 divisors (see below), whose sum is σ = 210466188. Its totient is φ = 70116544.

The previous prime is 140271919. The next prime is 140271941. The reversal of 140271938 is 839172041.

It can be written as a sum of positive squares in 2 ways, for example, as 136726249 + 3545689 = 11693^2 + 1883^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 140271898 and 140271907.

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, 2270 + ... + 16902.

Almost surely, 2^140271938 is an apocalyptic number.

140271938 is a deficient number, since it is larger than the sum of its proper divisors (70194250).

140271938 is a wasteful number, since it uses less digits than its factorization.

140271938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19428.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 140271938 is about 11843.6454691957. The cubic root of 140271938 is about 519.5853918978.

The spelling of 140271938 in words is "one hundred forty million, two hundred seventy-one thousand, nine hundred thirty-eight".