425293571 has 4 divisors (see below), whose sum is σ = 433318032. Its totient is φ = 417269112.

The previous prime is 425293567. The next prime is 425293591. The reversal of 425293571 is 175392524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 425293571 - 2² = 425293567 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425293501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4012151 + ... + 4012256.

It is an arithmetic number, because the mean of its divisors is an integer number (108329508).

Almost surely, 2^425293571 is an apocalyptic number.

425293571 is a deficient number, since it is larger than the sum of its proper divisors (8024461).

425293571 is an equidigital number, since it uses as much as digits as its factorization.

425293571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8024460.

The product of its digits is 75600, while the sum is 38.

The square root of 425293571 is about 20622.6470415415. The cubic root of 425293571 is about 752.0203724251.

The spelling of 425293571 in words is "four hundred twenty-five million, two hundred ninety-three thousand, five hundred seventy-one".