53773228 has 6 divisors (see below), whose sum is σ = 94103156. Its totient is φ = 26886612.

The previous prime is 53773201. The next prime is 53773231. The reversal of 53773228 is 82237735.

It is a super-4 number, since 4×53773228⁴ (a number of 32 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6721650 + ... + 6721657.

Almost surely, 2^53773228 is an apocalyptic number.

It is an amenable number.

53773228 is a deficient number, since it is larger than the sum of its proper divisors (40329928).

53773228 is a wasteful number, since it uses less digits than its factorization.

53773228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13443311 (or 13443309 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 53773228 is about 7333.0231146506. The cubic root of 53773228 is about 377.4464710733.

The spelling of 53773228 in words is "fifty-three million, seven hundred seventy-three thousand, two hundred twenty-eight".