53632530 has 112 divisors (see below), whose sum is σ = 165576384. Its totient is φ = 12247200.

The previous prime is 53632519. The next prime is 53632541. The reversal of 53632530 is 3523635.

It is an interprime number because it is at equal distance from previous prime (53632519) and next prime (53632541).

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 = 53632494 and 53632503.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 50505 + ... + 51555.

Almost surely, 2^53632530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53632530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82788192).

53632530 is an abundant number, since it is smaller than the sum of its proper divisors (111943854).

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

53632530 is a wasteful number, since it uses less digits than its factorization.

53632530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083 (or 1068 counting only the distinct ones).

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

The square root of 53632530 is about 7323.4233798136. The cubic root of 53632530 is about 377.1169864928.

The spelling of 53632530 in words is "fifty-three million, six hundred thirty-two thousand, five hundred thirty".