425581835 has 8 divisors (see below), whose sum is σ = 583655136. Its totient is φ = 291827520.

The previous prime is 425581829. The next prime is 425581837. The reversal of 425581835 is 538185524.

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

It is not a de Polignac number, because 425581835 - 2¹² = 425577739 is a prime.

It is a super-2 number, since 2×425581835² = 362239796563934450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425581792 and 425581801.

It is not an unprimeable number, because it can be changed into a prime (425581837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6079706 + ... + 6079775.

It is an arithmetic number, because the mean of its divisors is an integer number (72956892).

Almost surely, 2^425581835 is an apocalyptic number.

425581835 is a deficient number, since it is larger than the sum of its proper divisors (158073301).

425581835 is a wasteful number, since it uses less digits than its factorization.

425581835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12159493.

The product of its digits is 192000, while the sum is 41.

The square root of 425581835 is about 20629.6348731624. The cubic root of 425581835 is about 752.1902405319.

The spelling of 425581835 in words is "four hundred twenty-five million, five hundred eighty-one thousand, eight hundred thirty-five".