140349876 has 12 divisors (see below), whose sum is σ = 327483072. Its totient is φ = 46783288.

The previous prime is 140349857. The next prime is 140349877. The reversal of 140349876 is 678943041.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140349877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5847900 + ... + 5847923.

It is an arithmetic number, because the mean of its divisors is an integer number (27290256).

Almost surely, 2^140349876 is an apocalyptic number.

It is an amenable number.

140349876 is an abundant number, since it is smaller than the sum of its proper divisors (187133196).

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

140349876 is a wasteful number, since it uses less digits than its factorization.

140349876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11695830 (or 11695828 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 140349876 is about 11846.9352998993. The cubic root of 140349876 is about 519.6816048898.

The spelling of 140349876 in words is "one hundred forty million, three hundred forty-nine thousand, eight hundred seventy-six".