4297520423 has 32 divisors (see below), whose sum is σ = 5322516480. Its totient is φ = 3386073600.

The previous prime is 4297520419. The next prime is 4297520429. The reversal of 4297520423 is 3240257924.

It is a happy number.

It is not a de Polignac number, because 4297520423 - 2² = 4297520419 is a prime.

It is a super-2 number, since 2×4297520423² = 36937363572204197858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4297520429) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1505948 + ... + 1508798.

It is an arithmetic number, because the mean of its divisors is an integer number (166328640).

Almost surely, 2^4297520423 is an apocalyptic number.

4297520423 is a deficient number, since it is larger than the sum of its proper divisors (1024996057).

4297520423 is a wasteful number, since it uses less digits than its factorization.

4297520423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3167.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 4297520423 is about 65555.4759192548. The cubic root of 4297520423 is about 1625.8207039201.

The spelling of 4297520423 in words is "four billion, two hundred ninety-seven million, five hundred twenty thousand, four hundred twenty-three".