140234433 has 8 divisors (see below), whose sum is σ = 188344608. Its totient is φ = 92806944.

The previous prime is 140234431. The next prime is 140234447. The reversal of 140234433 is 334432041.

140234433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140234433 - 2¹ = 140234431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140234431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170191 + ... + 171012.

It is an arithmetic number, because the mean of its divisors is an integer number (23543076).

Almost surely, 2^140234433 is an apocalyptic number.

It is an amenable number.

140234433 is a deficient number, since it is larger than the sum of its proper divisors (48110175).

140234433 is a wasteful number, since it uses less digits than its factorization.

140234433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341343.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 140234433 is about 11842.0620248333. The cubic root of 140234433 is about 519.5390799805.

Adding to 140234433 its reverse (334432041), we get a palindrome (474666474).

The spelling of 140234433 in words is "one hundred forty million, two hundred thirty-four thousand, four hundred thirty-three".