140283072 has 84 divisors (see below), whose sum is σ = 419618160. Its totient is φ = 44723712.

The previous prime is 140283043. The next prime is 140283079. The reversal of 140283072 is 270382041.

It is not an unprimeable number, because it can be changed into a prime (140283079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7954 + ... + 18542.

Almost surely, 2^140283072 is an apocalyptic number.

140283072 is a gapful number since it is divisible by the number (12) 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 140283072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209809080).

140283072 is an abundant number, since it is smaller than the sum of its proper divisors (279335088).

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

140283072 is a wasteful number, since it uses less digits than its factorization.

140283072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10630 (or 10617 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 140283072 is about 11844.1155009566. The cubic root of 140283072 is about 519.5991387925.

The spelling of 140283072 in words is "one hundred forty million, two hundred eighty-three thousand, seventy-two".