140247360 has 336 divisors, whose sum is σ = 556320960. Its totient is φ = 32071680.

The previous prime is 140247343. The next prime is 140247377. The reversal of 140247360 is 63742041.

It is an interprime number because it is at equal distance from previous prime (140247343) and next prime (140247377).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 601804 + ... + 602036.

Almost surely, 2^140247360 is an apocalyptic number.

140247360 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 140247360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278160480).

140247360 is an abundant number, since it is smaller than the sum of its proper divisors (416073600).

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

140247360 is a wasteful number, since it uses less digits than its factorization.

140247360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 140247360 is about 11842.6078209151. The cubic root of 140247360 is about 519.5550434287. Note that the first 3 decimals are identical.

The spelling of 140247360 in words is "one hundred forty million, two hundred forty-seven thousand, three hundred sixty".