140223433 has 8 divisors (see below), whose sum is σ = 167223168. Its totient is φ = 114965664.

The previous prime is 140223431. The next prime is 140223449. The reversal of 140223433 is 334322041.

It is a happy number.

140223433 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 a cyclic number.

It is not a de Polignac number, because 140223433 - 2¹ = 140223431 is a prime.

It is a super-2 number, since 2×140223433² = 39325222324610978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140223431) 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, 435316 + ... + 435637.

It is an arithmetic number, because the mean of its divisors is an integer number (20902896).

Almost surely, 2^140223433 is an apocalyptic number.

It is an amenable number.

140223433 is a deficient number, since it is larger than the sum of its proper divisors (26999735).

140223433 is an equidigital number, since it uses as much as digits as its factorization.

140223433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870983.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 140223433 is about 11841.5975695849. The cubic root of 140223433 is about 519.5254953965.

Adding to 140223433 its reverse (334322041), we get a palindrome (474545474).

The spelling of 140223433 in words is "one hundred forty million, two hundred twenty-three thousand, four hundred thirty-three".