425497342 has 8 divisors (see below), whose sum is σ = 645935976. Its totient is φ = 210185352.

The previous prime is 425497339. The next prime is 425497349. The reversal of 425497342 is 243794524.

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

It is a junction number, because it is equal to n+sod(n) for n = 425497295 and 425497304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425497349) 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 3 ways as a sum of consecutive naturals, for example, 1281453 + ... + 1281784.

It is an arithmetic number, because the mean of its divisors is an integer number (80741997).

Almost surely, 2^425497342 is an apocalyptic number.

425497342 is a deficient number, since it is larger than the sum of its proper divisors (220438634).

425497342 is a wasteful number, since it uses less digits than its factorization.

425497342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2563322.

The product of its digits is 241920, while the sum is 40.

The square root of 425497342 is about 20627.5869165542. The cubic root of 425497342 is about 752.1404584757.

The spelling of 425497342 in words is "four hundred twenty-five million, four hundred ninety-seven thousand, three hundred forty-two".