53940480 has 144 divisors (see below), whose sum is σ = 188080704. Its totient is φ = 13066240.

The previous prime is 53940457. The next prime is 53940517. The reversal of 53940480 is 8404935.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 41602 + ... + 42878.

It is an arithmetic number, because the mean of its divisors is an integer number (1306116).

Almost surely, 2^53940480 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 53940480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94040352).

53940480 is an abundant number, since it is smaller than the sum of its proper divisors (134140224).

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

53940480 is a wasteful number, since it uses less digits than its factorization.

53940480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312 (or 1298 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 53940480 is about 7344.4182887415. The cubic root of 53940480 is about 377.8373926169.

The spelling of 53940480 in words is "fifty-three million, nine hundred forty thousand, four hundred eighty".