140022433 has 4 divisors (see below), whose sum is σ = 140083200. Its totient is φ = 139961668.

The previous prime is 140022431. The next prime is 140022439. The reversal of 140022433 is 334220041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 334220041 = 29 ⋅11524829.

It is a cyclic number.

It is not a de Polignac number, because 140022433 - 2¹ = 140022431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140022433.

It is not an unprimeable number, because it can be changed into a prime (140022431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26785 + ... + 31582.

It is an arithmetic number, because the mean of its divisors is an integer number (35020800).

Almost surely, 2^140022433 is an apocalyptic number.

It is an amenable number.

140022433 is a deficient number, since it is larger than the sum of its proper divisors (60767).

140022433 is an equidigital number, since it uses as much as digits as its factorization.

140022433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60766.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 140022433 is about 11833.1074954975. The cubic root of 140022433 is about 519.2771428040.

Adding to 140022433 its reverse (334220041), we get a palindrome (474242474).

The spelling of 140022433 in words is "one hundred forty million, twenty-two thousand, four hundred thirty-three".