140373340 has 48 divisors (see below), whose sum is σ = 312439680. Its totient is φ = 52881920.

The previous prime is 140373329. The next prime is 140373341. The reversal of 140373340 is 43373041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140373341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20829 + ... + 26731.

It is an arithmetic number, because the mean of its divisors is an integer number (6509160).

Almost surely, 2^140373340 is an apocalyptic number.

140373340 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 140373340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156219840).

140373340 is an abundant number, since it is smaller than the sum of its proper divisors (172066340).

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

140373340 is a wasteful number, since it uses less digits than its factorization.

140373340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5982 (or 5980 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 140373340 is about 11847.9255568222. The cubic root of 140373340 is about 519.7105637794.

The spelling of 140373340 in words is "one hundred forty million, three hundred seventy-three thousand, three hundred forty".