425317771 has 8 divisors (see below), whose sum is σ = 446471424. Its totient is φ = 404385960.

The previous prime is 425317759. The next prime is 425317777. The reversal of 425317771 is 177713524.

It is a happy number.

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 425317771 - 2⁷ = 425317643 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 425317771.

It is not an unprimeable number, because it can be changed into a prime (425317777) 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, 51525 + ... + 59206.

It is an arithmetic number, because the mean of its divisors is an integer number (55808928).

Almost surely, 2^425317771 is an apocalyptic number.

425317771 is a deficient number, since it is larger than the sum of its proper divisors (21153653).

425317771 is a wasteful number, since it uses less digits than its factorization.

425317771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110921.

The product of its digits is 41160, while the sum is 37.

The square root of 425317771 is about 20623.2337667981. The cubic root of 425317771 is about 752.0346359434.

The spelling of 425317771 in words is "four hundred twenty-five million, three hundred seventeen thousand, seven hundred seventy-one".