617429023 has 4 divisors (see below), whose sum is σ = 617487840. Its totient is φ = 617370208.

The previous prime is 617429017. The next prime is 617429047. The reversal of 617429023 is 320924716.

617429023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 617429023 - 2⁵ = 617428991 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 617429023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (617429093) 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, 8890 + ... + 36247.

It is an arithmetic number, because the mean of its divisors is an integer number (154371960).

Almost surely, 2^617429023 is an apocalyptic number.

617429023 is a deficient number, since it is larger than the sum of its proper divisors (58817).

617429023 is a wasteful number, since it uses less digits than its factorization.

617429023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58816.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 617429023 is about 24848.1191038678. The cubic root of 617429023 is about 851.5216218582.

The spelling of 617429023 in words is "six hundred seventeen million, four hundred twenty-nine thousand, twenty-three".