212304052 has 6 divisors (see below), whose sum is σ = 371532098. Its totient is φ = 106152024.

The previous prime is 212304031. The next prime is 212304073. The reversal of 212304052 is 250403212.

It is an interprime number because it is at equal distance from previous prime (212304031) and next prime (212304073).

It can be written as a sum of positive squares in only one way, i.e., 203518756 + 8785296 = 14266^2 + 2964^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26538003 + ... + 26538010.

Almost surely, 2^212304052 is an apocalyptic number.

It is an amenable number.

212304052 is a deficient number, since it is larger than the sum of its proper divisors (159228046).

212304052 is a wasteful number, since it uses less digits than its factorization.

212304052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53076017 (or 53076015 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 212304052 is about 14570.6572260828. The cubic root of 212304052 is about 596.5581194437.

Adding to 212304052 its reverse (250403212), we get a palindrome (462707264).

The spelling of 212304052 in words is "two hundred twelve million, three hundred four thousand, fifty-two".