140195724 has 24 divisors (see below), whose sum is σ = 327915840. Its totient is φ = 46618704.

The previous prime is 140195711. The next prime is 140195729. The reversal of 140195724 is 427591041.

It is a happy number.

140195724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (140195729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8914 + ... + 18969.

It is an arithmetic number, because the mean of its divisors is an integer number (13663160).

Almost surely, 2^140195724 is an apocalyptic number.

It is an amenable number.

140195724 is an abundant number, since it is smaller than the sum of its proper divisors (187720116).

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

140195724 is a wasteful number, since it uses less digits than its factorization.

140195724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28309 (or 28307 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 140195724 is about 11840.4275260651. The cubic root of 140195724 is about 519.4912726803.

The spelling of 140195724 in words is "one hundred forty million, one hundred ninety-five thousand, seven hundred twenty-four".