140730576 has 160 divisors (see below), whose sum is σ = 438067200. Its totient is φ = 38085120.

The previous prime is 140730563. The next prime is 140730637. The reversal of 140730576 is 675037041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 614430 + ... + 614658.

It is an arithmetic number, because the mean of its divisors is an integer number (2737920).

Almost surely, 2^140730576 is an apocalyptic number.

140730576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140730576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219033600).

140730576 is an abundant number, since it is smaller than the sum of its proper divisors (297336624).

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

140730576 is a wasteful number, since it uses less digits than its factorization.

140730576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 331 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 140730576 is about 11862.9918654613. The cubic root of 140730576 is about 520.1510606489.

The spelling of 140730576 in words is "one hundred forty million, seven hundred thirty thousand, five hundred seventy-six".