140561792 has 96 divisors (see below), whose sum is σ = 331281720. Its totient is φ = 59222016.

The previous prime is 140561789. The next prime is 140561807. The reversal of 140561792 is 297165041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 457703 + ... + 458009.

Almost surely, 2^140561792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140561792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165640860).

140561792 is an abundant number, since it is smaller than the sum of its proper divisors (190719928).

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

140561792 is an equidigital number, since it uses as much as digits as its factorization.

140561792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408 (or 389 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 140561792 is about 11855.8758428047. The cubic root of 140561792 is about 519.9430312343.

The spelling of 140561792 in words is "one hundred forty million, five hundred sixty-one thousand, seven hundred ninety-two".