253234416 has 60 divisors (see below), whose sum is σ = 683937128. Its totient is φ = 80733312.

The previous prime is 253234403. The next prime is 253234417. The reversal of 253234416 is 614432352.

It is a super-2 number, since 2×253234416² = 128255338893722112, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253234417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20406 + ... + 30378.

Almost surely, 2^253234416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253234416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (341968564).

253234416 is an abundant number, since it is smaller than the sum of its proper divisors (430702712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253234416 is a wasteful number, since it uses less digits than its factorization.

253234416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10030 (or 10001 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 253234416 is about 15913.3408183197. The cubic root of 253234416 is about 632.6656315537.

Adding to 253234416 its reverse (614432352), we get a palindrome (867666768).

The spelling of 253234416 in words is "two hundred fifty-three million, two hundred thirty-four thousand, four hundred sixteen".