53067660 has 96 divisors (see below), whose sum is σ = 155430912. Its totient is φ = 13512960.

The previous prime is 53067649. The next prime is 53067661. The reversal of 53067660 is 6676035.

It is not an unprimeable number, because it can be changed into a prime (53067661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191442 + ... + 191718.

It is an arithmetic number, because the mean of its divisors is an integer number (1619072).

Almost surely, 2^53067660 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 53067660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77715456).

53067660 is an abundant number, since it is smaller than the sum of its proper divisors (102363252).

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

53067660 is a wasteful number, since it uses less digits than its factorization.

53067660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 53067660 is about 7284.7553150398. The cubic root of 53067660 is about 375.7883504039.

The spelling of 53067660 in words is "fifty-three million, sixty-seven thousand, six hundred sixty".