53530632 has 40 divisors (see below), whose sum is σ = 149937150. Its totient is φ = 17843328.

The previous prime is 53530621. The next prime is 53530639. The reversal of 53530632 is 23603535.

It can be written as a sum of positive squares in only one way, i.e., 52620516 + 910116 = 7254^2 + 954^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 53530596 and 53530605.

It is not an unprimeable number, because it can be changed into a prime (53530639) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40657 + ... + 41952.

Almost surely, 2^53530632 is an apocalyptic number.

It is an amenable number.

53530632 is an abundant number, since it is smaller than the sum of its proper divisors (96406518).

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

53530632 is a wasteful number, since it uses less digits than its factorization.

53530632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82627 (or 82614 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

The square root of 53530632 is about 7316.4630799315. The cubic root of 53530632 is about 376.8780032433.

The spelling of 53530632 in words is "fifty-three million, five hundred thirty thousand, six hundred thirty-two".