53927220 has 24 divisors (see below), whose sum is σ = 150996384. Its totient is φ = 14380576.

The previous prime is 53927219. The next prime is 53927231. The reversal of 53927220 is 2272935.

It is a happy number.

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

It is a congruent number.

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, 449334 + ... + 449453.

It is an arithmetic number, because the mean of its divisors is an integer number (6291516).

Almost surely, 2^53927220 is an apocalyptic number.

It is an amenable number.

53927220 is an abundant number, since it is smaller than the sum of its proper divisors (97069164).

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

53927220 is a wasteful number, since it uses less digits than its factorization.

53927220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898799 (or 898797 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 53927220 is about 7343.5155068945. The cubic root of 53927220 is about 377.8064292636.

The spelling of 53927220 in words is "fifty-three million, nine hundred twenty-seven thousand, two hundred twenty".