424353253 has 4 divisors (see below), whose sum is σ = 427450860. Its totient is φ = 421255648.

The previous prime is 424353247. The next prime is 424353263. The reversal of 424353253 is 352353424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 342324004 + 82029249 = 18502^2 + 9057^2 .

It is a cyclic number.

It is not a de Polignac number, because 424353253 - 2⁵ = 424353221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424353263) 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, 1548598 + ... + 1548871.

It is an arithmetic number, because the mean of its divisors is an integer number (106862715).

Almost surely, 2^424353253 is an apocalyptic number.

It is an amenable number.

424353253 is a deficient number, since it is larger than the sum of its proper divisors (3097607).

424353253 is a wasteful number, since it uses less digits than its factorization.

424353253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3097606.

The product of its digits is 43200, while the sum is 31.

The square root of 424353253 is about 20599.8362372131. The cubic root of 424353253 is about 751.4657280262.

The spelling of 424353253 in words is "four hundred twenty-four million, three hundred fifty-three thousand, two hundred fifty-three".