53444236 has 12 divisors (see below), whose sum is σ = 93998800. Its totient is φ = 26587440.

The previous prime is 53444221. The next prime is 53444239. The reversal of 53444236 is 63244435.

It is a junction number, because it is equal to n+sod(n) for n = 53444198 and 53444207.

It is not an unprimeable number, because it can be changed into a prime (53444239) 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, 32775 + ... + 34366.

Almost surely, 2^53444236 is an apocalyptic number.

It is an amenable number.

53444236 is a deficient number, since it is larger than the sum of its proper divisors (40554564).

53444236 is a wasteful number, since it uses less digits than its factorization.

53444236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67344 (or 67342 counting only the distinct ones).

The product of its digits is 34560, while the sum is 31.

The square root of 53444236 is about 7310.5564767670. The cubic root of 53444236 is about 376.6751394271.

The spelling of 53444236 in words is "fifty-three million, four hundred forty-four thousand, two hundred thirty-six".