425818607 has 8 divisors (see below), whose sum is σ = 440268000. Its totient is φ = 411524064.

The previous prime is 425818597. The next prime is 425818639. The reversal of 425818607 is 706818524.

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

It is not a de Polignac number, because 425818607 - 2¹⁰ = 425817583 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 (425818667) 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, 33107 + ... + 44132.

It is an arithmetic number, because the mean of its divisors is an integer number (55033500).

Almost surely, 2^425818607 is an apocalyptic number.

425818607 is a deficient number, since it is larger than the sum of its proper divisors (14449393).

425818607 is a wasteful number, since it uses less digits than its factorization.

425818607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77425.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 425818607 is about 20635.3727128928. The cubic root of 425818607 is about 752.3297080835.

The spelling of 425818607 in words is "four hundred twenty-five million, eight hundred eighteen thousand, six hundred seven".