425246866 has 64 divisors (see below), whose sum is σ = 764121600. Its totient is φ = 175392000.

The previous prime is 425246851. The next prime is 425246869. The reversal of 425246866 is 668642524.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (425246869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1060266 + ... + 1060666.

It is an arithmetic number, because the mean of its divisors is an integer number (11939400).

Almost surely, 2^425246866 is an apocalyptic number.

425246866 is a deficient number, since it is larger than the sum of its proper divisors (338874734).

425246866 is a wasteful number, since it uses less digits than its factorization.

425246866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535.

The product of its digits is 552960, while the sum is 43.

The square root of 425246866 is about 20621.5146388426. The cubic root of 425246866 is about 751.9928428944.

The spelling of 425246866 in words is "four hundred twenty-five million, two hundred forty-six thousand, eight hundred sixty-six".