260221252 has 6 divisors (see below), whose sum is σ = 455387198. Its totient is φ = 130110624.

The previous prime is 260221243. The next prime is 260221267. The reversal of 260221252 is 252122062.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 214739716 + 45481536 = 14654^2 + 6744^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32527653 + ... + 32527660.

Almost surely, 2^260221252 is an apocalyptic number.

It is an amenable number.

260221252 is a deficient number, since it is larger than the sum of its proper divisors (195165946).

260221252 is a wasteful number, since it uses less digits than its factorization.

260221252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65055317 (or 65055315 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 260221252 is about 16131.3747709239. The cubic root of 260221252 is about 638.4314223818.

The spelling of 260221252 in words is "two hundred sixty million, two hundred twenty-one thousand, two hundred fifty-two".