651290325 has 24 divisors (see below), whose sum is σ = 1230629568. Its totient is φ = 297732480.

The previous prime is 651290267. The next prime is 651290389. The reversal of 651290325 is 523092156.

It is not a de Polignac number, because 651290325 - 2¹⁵ = 651257557 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 619752 + ... + 620801.

It is an arithmetic number, because the mean of its divisors is an integer number (51276232).

Almost surely, 2^651290325 is an apocalyptic number.

It is an amenable number.

651290325 is a deficient number, since it is larger than the sum of its proper divisors (579339243).

651290325 is a wasteful number, since it uses less digits than its factorization.

651290325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240573 (or 1240568 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 651290325 is about 25520.3903771083. The cubic root of 651290325 is about 866.8119213309.

The spelling of 651290325 in words is "six hundred fifty-one million, two hundred ninety thousand, three hundred twenty-five".