140865330 has 32 divisors (see below), whose sum is σ = 338457600. Its totient is φ = 37521792.

The previous prime is 140865323. The next prime is 140865331. The reversal of 140865330 is 33568041.

140865330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (140865331) 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, 31791 + ... + 35949.

It is an arithmetic number, because the mean of its divisors is an integer number (10576800).

Almost surely, 2^140865330 is an apocalyptic number.

140865330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140865330 is an abundant number, since it is smaller than the sum of its proper divisors (197592270).

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

140865330 is a wasteful number, since it uses less digits than its factorization.

140865330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5298.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 140865330 is about 11868.6701024167. The cubic root of 140865330 is about 520.3170280788.

The spelling of 140865330 in words is "one hundred forty million, eight hundred sixty-five thousand, three hundred thirty".