651230426 has 64 divisors (see below), whose sum is σ = 1242604800. Its totient is φ = 248640000.

The previous prime is 651230383. The next prime is 651230471. The reversal of 651230426 is 624032156.

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 31 ways as a sum of consecutive naturals, for example, 2317406 + ... + 2317686.

It is an arithmetic number, because the mean of its divisors is an integer number (19415700).

Almost surely, 2^651230426 is an apocalyptic number.

651230426 is a deficient number, since it is larger than the sum of its proper divisors (591374374).

651230426 is a wasteful number, since it uses less digits than its factorization.

651230426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 651230426 is about 25519.2167983267. The cubic root of 651230426 is about 866.7853470280.

The spelling of 651230426 in words is "six hundred fifty-one million, two hundred thirty thousand, four hundred twenty-six".