425074663 has 16 divisors (see below), whose sum is σ = 474566400. Its totient is φ = 378040320.

The previous prime is 425074621. The next prime is 425074687. The reversal of 425074663 is 366470524.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425074663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425071663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240778 + ... + 242536.

It is an arithmetic number, because the mean of its divisors is an integer number (29660400).

Almost surely, 2^425074663 is an apocalyptic number.

425074663 is a deficient number, since it is larger than the sum of its proper divisors (49491737).

425074663 is a wasteful number, since it uses less digits than its factorization.

425074663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2442.

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 425074663 is about 20617.3388923013. The cubic root of 425074663 is about 751.8913231126.

It can be divided in two parts, 42 and 5074663, that added together give a palindrome (5074705).

The spelling of 425074663 in words is "four hundred twenty-five million, seventy-four thousand, six hundred sixty-three".