53200332 has 18 divisors (see below), whose sum is σ = 134478708. Its totient is φ = 17733432.

The previous prime is 53200319. The next prime is 53200333. The reversal of 53200332 is 23300235.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (53200333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 738858 + ... + 738929.

Almost surely, 2^53200332 is an apocalyptic number.

It is an amenable number.

53200332 is an abundant number, since it is smaller than the sum of its proper divisors (81278376).

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

53200332 is a wasteful number, since it uses less digits than its factorization.

53200332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477797 (or 1477792 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 53200332 is about 7293.8557704413. The cubic root of 53200332 is about 376.1012534763.

Adding to 53200332 its reverse (23300235), we get a palindrome (76500567).

The spelling of 53200332 in words is "fifty-three million, two hundred thousand, three hundred thirty-two".