53666452 has 48 divisors (see below), whose sum is σ = 112896000. Its totient is φ = 21824352.

The previous prime is 53666423. The next prime is 53666479. The reversal of 53666452 is 25466635.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107299 + ... + 107797.

It is an arithmetic number, because the mean of its divisors is an integer number (2352000).

Almost surely, 2^53666452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53666452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56448000).

53666452 is an abundant number, since it is smaller than the sum of its proper divisors (59229548).

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

53666452 is a wasteful number, since it uses less digits than its factorization.

53666452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 698 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

The square root of 53666452 is about 7325.7390070900. The cubic root of 53666452 is about 377.1964772193.

The spelling of 53666452 in words is "fifty-three million, six hundred sixty-six thousand, four hundred fifty-two".