40423214 has 8 divisors (see below), whose sum is σ = 65299080. Its totient is φ = 18656856.

The previous prime is 40423199. The next prime is 40423217. The reversal of 40423214 is 41232404.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40423217) 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, 777344 + ... + 777395.

It is an arithmetic number, because the mean of its divisors is an integer number (8162385).

Almost surely, 2^40423214 is an apocalyptic number.

40423214 is a deficient number, since it is larger than the sum of its proper divisors (24875866).

40423214 is a wasteful number, since it uses less digits than its factorization.

40423214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554754.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 40423214 is about 6357.9252905331. The cubic root of 40423214 is about 343.1971032931.

Adding to 40423214 its reverse (41232404), we get a palindrome (81655618).

The spelling of 40423214 in words is "forty million, four hundred twenty-three thousand, two hundred fourteen".