140682744 has 80 divisors (see below), whose sum is σ = 397920600. Its totient is φ = 46433088.

The previous prime is 140682721. The next prime is 140682761. The reversal of 140682744 is 447286041.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 140682699 and 140682708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 68322 + ... + 70350.

Almost surely, 2^140682744 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 140682744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198960300).

140682744 is an abundant number, since it is smaller than the sum of its proper divisors (257237856).

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

140682744 is a wasteful number, since it uses less digits than its factorization.

140682744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154 (or 2141 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 140682744 is about 11860.9756765622. The cubic root of 140682744 is about 520.0921237178.

The spelling of 140682744 in words is "one hundred forty million, six hundred eighty-two thousand, seven hundred forty-four".