140423433 has 8 divisors (see below), whose sum is σ = 197085600. Its totient is φ = 88688448.

The previous prime is 140423389. The next prime is 140423443. The reversal of 140423433 is 334324041.

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

It is not a de Polignac number, because 140423433 - 2¹³ = 140415241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140423443) 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, 1231728 + ... + 1231841.

It is an arithmetic number, because the mean of its divisors is an integer number (24635700).

Almost surely, 2^140423433 is an apocalyptic number.

It is an amenable number.

140423433 is a deficient number, since it is larger than the sum of its proper divisors (56662167).

140423433 is a wasteful number, since it uses less digits than its factorization.

140423433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2463591.

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

The square root of 140423433 is about 11850.0393670232. The cubic root of 140423433 is about 519.7723769535.

Adding to 140423433 its reverse (334324041), we get a palindrome (474747474).

The spelling of 140423433 in words is "one hundred forty million, four hundred twenty-three thousand, four hundred thirty-three".