53773320 has 32 divisors (see below), whose sum is σ = 161320320. Its totient is φ = 14339520.

The previous prime is 53773319. The next prime is 53773339. The reversal of 53773320 is 2337735.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223936 + ... + 224175.

It is an arithmetic number, because the mean of its divisors is an integer number (5041260).

Almost surely, 2^53773320 is an apocalyptic number.

It is an amenable number.

53773320 is an abundant number, since it is smaller than the sum of its proper divisors (107547000).

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

53773320 is a wasteful number, since it uses less digits than its factorization.

53773320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448125 (or 448121 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 30.

The square root of 53773320 is about 7333.0293876406. The cubic root of 53773320 is about 377.4466863294.

The spelling of 53773320 in words is "fifty-three million, seven hundred seventy-three thousand, three hundred twenty".