434350253 has 4 divisors (see below), whose sum is σ = 434621148. Its totient is φ = 434079360.

The previous prime is 434350249. The next prime is 434350261. The reversal of 434350253 is 352053434.

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 356945449 + 77404804 = 18893^2 + 8798^2 .

It is a cyclic number.

It is not a de Polignac number, because 434350253 - 2² = 434350249 is a prime.

It is a super-3 number, since 3×434350253³ (a number of 27 digits) contains 333 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 (434350283) 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, 133028 + ... + 136253.

It is an arithmetic number, because the mean of its divisors is an integer number (108655287).

Almost surely, 2^434350253 is an apocalyptic number.

It is an amenable number.

434350253 is a deficient number, since it is larger than the sum of its proper divisors (270895).

434350253 is a wasteful number, since it uses less digits than its factorization.

434350253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270894.

The product of its (nonzero) digits is 21600, while the sum is 29.

The square root of 434350253 is about 20841.0713016390. The cubic root of 434350253 is about 757.3210463638.

The spelling of 434350253 in words is "four hundred thirty-four million, three hundred fifty thousand, two hundred fifty-three".