34040623 has 8 divisors (see below), whose sum is σ = 35119280. Its totient is φ = 32978880.

The previous prime is 34040603. The next prime is 34040627. The reversal of 34040623 is 32604043.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34040623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34040594 and 34040603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34040627) 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, 78 + ... + 8251.

It is an arithmetic number, because the mean of its divisors is an integer number (4389910).

Almost surely, 2^34040623 is an apocalyptic number.

34040623 is a deficient number, since it is larger than the sum of its proper divisors (1078657).

34040623 is an equidigital number, since it uses as much as digits as its factorization.

34040623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8457.

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

The square root of 34040623 is about 5834.4342484940. The cubic root of 34040623 is about 324.0901510809.

Adding to 34040623 its reverse (32604043), we get a palindrome (66644666).

The spelling of 34040623 in words is "thirty-four million, forty thousand, six hundred twenty-three".