425008517 has 8 divisors (see below), whose sum is σ = 460475136. Its totient is φ = 390704832.

The previous prime is 425008469. The next prime is 425008531. The reversal of 425008517 is 715800524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 425008517 - 2¹² = 425004421 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 (425008217) 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, 289973 + ... + 291434.

It is an arithmetic number, because the mean of its divisors is an integer number (57559392).

Almost surely, 2^425008517 is an apocalyptic number.

It is an amenable number.

425008517 is a deficient number, since it is larger than the sum of its proper divisors (35466619).

425008517 is a wasteful number, since it uses less digits than its factorization.

425008517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581467.

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 425008517 is about 20615.7346946453. The cubic root of 425008517 is about 751.8523204089.

The spelling of 425008517 in words is "four hundred twenty-five million, eight thousand, five hundred seventeen".