252024436 has 24 divisors (see below), whose sum is σ = 467351360. Its totient is φ = 118584000.

The previous prime is 252024431. The next prime is 252024449. The reversal of 252024436 is 634420252.

252024436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×252024436² = 127032632682236192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252024431) 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, 496 + ... + 22456.

Almost surely, 2^252024436 is an apocalyptic number.

It is an amenable number.

252024436 is a deficient number, since it is larger than the sum of its proper divisors (215326924).

252024436 is a wasteful number, since it uses less digits than its factorization.

252024436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22135 (or 22133 counting only the distinct ones).

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

The square root of 252024436 is about 15875.2775093855. The cubic root of 252024436 is about 631.6563753178.

Adding to 252024436 its reverse (634420252), we get a palindrome (886444688).

The spelling of 252024436 in words is "two hundred fifty-two million, twenty-four thousand, four hundred thirty-six".