425264618 has 16 divisors (see below), whose sum is σ = 666195840. Its totient is φ = 203215056.

The previous prime is 425264617. The next prime is 425264647. The reversal of 425264618 is 816462524.

It is not an unprimeable number, because it can be changed into a prime (425264617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63368 + ... + 69756.

It is an arithmetic number, because the mean of its divisors is an integer number (41637240).

Almost surely, 2^425264618 is an apocalyptic number.

425264618 is a deficient number, since it is larger than the sum of its proper divisors (240931222).

425264618 is a wasteful number, since it uses less digits than its factorization.

425264618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7861.

The product of its digits is 92160, while the sum is 38.

The square root of 425264618 is about 20621.9450586020. The cubic root of 425264618 is about 752.0033067702.

The spelling of 425264618 in words is "four hundred twenty-five million, two hundred sixty-four thousand, six hundred eighteen".