425551929 has 8 divisors (see below), whose sum is σ = 618984672. Its totient is φ = 257910240.

The previous prime is 425551927. The next prime is 425551937. The reversal of 425551929 is 929155524.

It is a happy number.

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

It is not a de Polignac number, because 425551929 - 2¹ = 425551927 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425551927) 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, 6447724 + ... + 6447789.

It is an arithmetic number, because the mean of its divisors is an integer number (77373084).

Almost surely, 2^425551929 is an apocalyptic number.

It is an amenable number.

425551929 is a deficient number, since it is larger than the sum of its proper divisors (193432743).

425551929 is a wasteful number, since it uses less digits than its factorization.

425551929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12895527.

The product of its digits is 162000, while the sum is 42.

The square root of 425551929 is about 20628.9100293738. The cubic root of 425551929 is about 752.1726211017.

The spelling of 425551929 in words is "four hundred twenty-five million, five hundred fifty-one thousand, nine hundred twenty-nine".