140038982 has 8 divisors (see below), whose sum is σ = 210129552. Its totient is φ = 69995800.

The previous prime is 140038939. The next prime is 140038993. The reversal of 140038982 is 289830041.

It is a happy number.

140038982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×140038982² = 39221832959192648, 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, 3194 + ... + 17037.

It is an arithmetic number, because the mean of its divisors is an integer number (26266194).

Almost surely, 2^140038982 is an apocalyptic number.

140038982 is a deficient number, since it is larger than the sum of its proper divisors (70090570).

140038982 is a wasteful number, since it uses less digits than its factorization.

140038982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23694.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 140038982 is about 11833.8067417040. The cubic root of 140038982 is about 519.2975994758.

The spelling of 140038982 in words is "one hundred forty million, thirty-eight thousand, nine hundred eighty-two".