140041956 has 24 divisors (see below), whose sum is σ = 326985120. Its totient is φ = 46649152.

The previous prime is 140041949. The next prime is 140041961. The reversal of 140041956 is 659140041.

It is a happy number.

140041956 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 2×140041956² = 39223498880611872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20800 + ... + 26696.

It is an arithmetic number, because the mean of its divisors is an integer number (13624380).

Almost surely, 2^140041956 is an apocalyptic number.

It is an amenable number.

140041956 is an abundant number, since it is smaller than the sum of its proper divisors (186943164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140041956 is a wasteful number, since it uses less digits than its factorization.

140041956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7883 (or 7881 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 140041956 is about 11833.9323979817. The cubic root of 140041956 is about 519.3012755478.

Adding to 140041956 its reverse (659140041), we get a palindrome (799181997).

The spelling of 140041956 in words is "one hundred forty million, forty-one thousand, nine hundred fifty-six".