53198436 has 12 divisors (see below), whose sum is σ = 124129712. Its totient is φ = 17732808.

The previous prime is 53198413. The next prime is 53198447. The reversal of 53198436 is 63489135.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 53198394 and 53198403.

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, 2216590 + ... + 2216613.

Almost surely, 2^53198436 is an apocalyptic number.

It is an amenable number.

53198436 is an abundant number, since it is smaller than the sum of its proper divisors (70931276).

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

53198436 is a wasteful number, since it uses less digits than its factorization.

53198436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4433210 (or 4433208 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 53198436 is about 7293.7257968750. The cubic root of 53198436 is about 376.0967854813.

The spelling of 53198436 in words is "fifty-three million, one hundred ninety-eight thousand, four hundred thirty-six".