424653623 has 8 divisors (see below), whose sum is σ = 443750400. Its totient is φ = 405609688.

The previous prime is 424653613. The next prime is 424653637. The reversal of 424653623 is 326356424.

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 424653623 - 2²⁴ = 407876407 is a prime.

It is a super-2 number, since 2×424653623² = 360661399054052258, 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 (424653613) 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, 3698 + ... + 29376.

It is an arithmetic number, because the mean of its divisors is an integer number (55468800).

Almost surely, 2^424653623 is an apocalyptic number.

424653623 is a deficient number, since it is larger than the sum of its proper divisors (19096777).

424653623 is a wasteful number, since it uses less digits than its factorization.

424653623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26421.

The product of its digits is 103680, while the sum is 35.

The square root of 424653623 is about 20607.1255394827. The cubic root of 424653623 is about 751.6429895596.

The spelling of 424653623 in words is "four hundred twenty-four million, six hundred fifty-three thousand, six hundred twenty-three".