3251320264 has 8 divisors (see below), whose sum is σ = 6096225510. Its totient is φ = 1625660128.

The previous prime is 3251320249. The next prime is 3251320291. The reversal of 3251320264 is 4620231523.

It can be written as a sum of positive squares in only one way, i.e., 1836808164 + 1414512100 = 42858^2 + 37610^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203207509 + ... + 203207524.

Almost surely, 2^3251320264 is an apocalyptic number.

It is an amenable number.

3251320264 is a deficient number, since it is larger than the sum of its proper divisors (2844905246).

3251320264 is a wasteful number, since it uses less digits than its factorization.

3251320264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406415039 (or 406415035 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 3251320264 is about 57020.3495604859. The cubic root of 3251320264 is about 1481.4485853522.

Adding to 3251320264 its reverse (4620231523), we get a palindrome (7871551787).

The spelling of 3251320264 in words is "three billion, two hundred fifty-one million, three hundred twenty thousand, two hundred sixty-four".