53246220 has 48 divisors (see below), whose sum is σ = 153904128. Its totient is φ = 13740480.

The previous prime is 53246203. The next prime is 53246239. The reversal of 53246220 is 2264235.

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, 12454 + ... + 16173.

It is an arithmetic number, because the mean of its divisors is an integer number (3206336).

Almost surely, 2^53246220 is an apocalyptic number.

It is an amenable number.

53246220 is an abundant number, since it is smaller than the sum of its proper divisors (100657908).

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

53246220 is a wasteful number, since it uses less digits than its factorization.

53246220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28670 (or 28668 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 53246220 is about 7297.0007537344. Note that the first 3 decimals coincide. The cubic root of 53246220 is about 376.2093579055.

The spelling of 53246220 in words is "fifty-three million, two hundred forty-six thousand, two hundred twenty".