53450332 has 12 divisors (see below), whose sum is σ = 100733416. Its totient is φ = 24669360.

The previous prime is 53450297. The next prime is 53450339. The reversal of 53450332 is 23305435.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 53450297 and 53450306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53450339) 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, 513894 + ... + 513997.

Almost surely, 2^53450332 is an apocalyptic number.

53450332 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

53450332 is a deficient number, since it is larger than the sum of its proper divisors (47283084).

53450332 is a wasteful number, since it uses less digits than its factorization.

53450332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027908 (or 1027906 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 53450332 is about 7310.9733962038. The cubic root of 53450332 is about 376.6894604248.

Adding to 53450332 its reverse (23305435), we get a palindrome (76755767).

The spelling of 53450332 in words is "fifty-three million, four hundred fifty thousand, three hundred thirty-two".