423253441 has 8 divisors (see below), whose sum is σ = 463284584. Its totient is φ = 384289920.

The previous prime is 423253421. The next prime is 423253459. The reversal of 423253441 is 144352324.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 39250225 + 384003216 = 6265^2 + 19596^2 .

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 423253441 - 2⁵ = 423253409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423253421) 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, 266076 + ... + 267661.

It is an arithmetic number, because the mean of its divisors is an integer number (57910573).

Almost surely, 2^423253441 is an apocalyptic number.

It is an amenable number.

423253441 is a deficient number, since it is larger than the sum of its proper divisors (40031143).

423253441 is a wasteful number, since it uses less digits than its factorization.

423253441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533811.

The product of its digits is 11520, while the sum is 28.

The square root of 423253441 is about 20573.1242401343. The cubic root of 423253441 is about 750.8159658703.

The spelling of 423253441 in words is "four hundred twenty-three million, two hundred fifty-three thousand, four hundred forty-one".