425099 has 4 divisors (see below), whose sum is σ = 430560. Its totient is φ = 419640.

The previous prime is 425083. The next prime is 425101. The reversal of 425099 is 990524.

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 425099 - 2⁴ = 425083 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 425099.

It is not an unprimeable number, because it can be changed into a prime (425039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2612 + ... + 2769.

It is an arithmetic number, because the mean of its divisors is an integer number (107640).

2⁴²⁵⁰⁹⁹ is an apocalyptic number.

425099 is a deficient number, since it is larger than the sum of its proper divisors (5461).

425099 is an equidigital number, since it uses as much as digits as its factorization.

425099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5460.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 425099 is about 651.9961656329. The cubic root of 425099 is about 75.1905672302.

The spelling of 425099 in words is "four hundred twenty-five thousand, ninety-nine".