53304280 has 32 divisors (see below), whose sum is σ = 120579840. Its totient is φ = 21207040.

The previous prime is 53304269. The next prime is 53304287. The reversal of 53304280 is 8240335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53304287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4152 + ... + 11128.

It is an arithmetic number, because the mean of its divisors is an integer number (3768120).

Almost surely, 2^53304280 is an apocalyptic number.

It is an amenable number.

53304280 is an abundant number, since it is smaller than the sum of its proper divisors (67275560).

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

53304280 is a wasteful number, since it uses less digits than its factorization.

53304280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7179 (or 7175 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 53304280 is about 7300.9780166769. The cubic root of 53304280 is about 376.3460485538.

The spelling of 53304280 in words is "fifty-three million, three hundred four thousand, two hundred eighty".