140010240 has 216 divisors, whose sum is σ = 476603568. Its totient is φ = 35020800.

The previous prime is 140010239. The next prime is 140010251. The reversal of 140010240 is 42010041.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1386190 + ... + 1386290.

It is an arithmetic number, because the mean of its divisors is an integer number (2206498).

Almost surely, 2^140010240 is an apocalyptic number.

140010240 is a gapful number since it is divisible by the number (10) 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 140010240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238301784).

140010240 is an abundant number, since it is smaller than the sum of its proper divisors (336593328).

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

140010240 is a wasteful number, since it uses less digits than its factorization.

140010240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 140010240 is about 11832.5922772654. The cubic root of 140010240 is about 519.2620696716.

Adding to 140010240 its reverse (42010041), we get a palindrome (182020281).

The spelling of 140010240 in words is "one hundred forty million, ten thousand, two hundred forty".