40035423 has 8 divisors (see below), whose sum is σ = 53415936. Its totient is φ = 26672600.

The previous prime is 40035421. The next prime is 40035427. The reversal of 40035423 is 32453004.

It is a happy number.

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 40035423 - 2¹ = 40035421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40035423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40035421) 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, 2338 + ... + 9248.

It is an arithmetic number, because the mean of its divisors is an integer number (6676992).

Almost surely, 2^40035423 is an apocalyptic number.

40035423 is a deficient number, since it is larger than the sum of its proper divisors (13380513).

40035423 is a wasteful number, since it uses less digits than its factorization.

40035423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8845.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 40035423 is about 6327.3551346514. The cubic root of 40035423 is about 342.0961136791.

Adding to 40035423 its reverse (32453004), we get a palindrome (72488427).

The spelling of 40035423 in words is "forty million, thirty-five thousand, four hundred twenty-three".