52245212 has 12 divisors (see below), whose sum is σ = 96241320. Its totient is φ = 24747696.

The previous prime is 52245203. The next prime is 52245217. The reversal of 52245212 is 21254225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52245217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343643 + ... + 343794.

It is an arithmetic number, because the mean of its divisors is an integer number (8020110).

Almost surely, 2^52245212 is an apocalyptic number.

It is an amenable number.

52245212 is a deficient number, since it is larger than the sum of its proper divisors (43996108).

52245212 is a wasteful number, since it uses less digits than its factorization.

52245212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687460 (or 687458 counting only the distinct ones).

The product of its digits is 1600, while the sum is 23.

The square root of 52245212 is about 7228.0849469275. The cubic root of 52245212 is about 373.8368987696.

Adding to 52245212 its reverse (21254225), we get a palindrome (73499437).

The spelling of 52245212 in words is "fifty-two million, two hundred forty-five thousand, two hundred twelve".