53066450 has 24 divisors (see below), whose sum is σ = 98903268. Its totient is φ = 21183680.

The previous prime is 53066441. The next prime is 53066459. The reversal of 53066450 is 5466035.

It is an interprime number because it is at equal distance from previous prime (53066441) and next prime (53066459).

It can be written as a sum of positive squares in 6 ways, for example, as 22915369 + 30151081 = 4787^2 + 5491^2 .

It is not an unprimeable number, because it can be changed into a prime (53066459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37964 + ... + 39336.

Almost surely, 2^53066450 is an apocalyptic number.

53066450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53066450 is a deficient number, since it is larger than the sum of its proper divisors (45836818).

53066450 is a wasteful number, since it uses less digits than its factorization.

53066450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158 (or 2153 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 53066450 is about 7284.6722644193. The cubic root of 53066450 is about 375.7854942553.

The spelling of 53066450 in words is "fifty-three million, sixty-six thousand, four hundred fifty".