202433424 has 20 divisors (see below), whose sum is σ = 522953136. Its totient is φ = 67477792.

The previous prime is 202433411. The next prime is 202433443. The reversal of 202433424 is 424334202.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 202433394 and 202433403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2108634 + ... + 2108729.

Almost surely, 2^202433424 is an apocalyptic number.

202433424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

202433424 is an abundant number, since it is smaller than the sum of its proper divisors (320519712).

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

202433424 is a wasteful number, since it uses less digits than its factorization.

202433424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4217374 (or 4217368 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 202433424 is about 14227.9100362632. The cubic root of 202433424 is about 587.1657844972.

Adding to 202433424 its reverse (424334202), we get a palindrome (626767626).

The spelling of 202433424 in words is "two hundred two million, four hundred thirty-three thousand, four hundred twenty-four".