425450499 has 8 divisors (see below), whose sum is σ = 568189200. Its totient is φ = 283172736.

The previous prime is 425450491. The next prime is 425450513. The reversal of 425450499 is 994054524.

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

It is not a de Polignac number, because 425450499 - 2³ = 425450491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425450499.

It is not an unprimeable number, because it can be changed into a prime (425450491) 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, 113074 + ... + 116775.

It is an arithmetic number, because the mean of its divisors is an integer number (71023650).

Almost surely, 2^425450499 is an apocalyptic number.

425450499 is a deficient number, since it is larger than the sum of its proper divisors (142738701).

425450499 is a wasteful number, since it uses less digits than its factorization.

425450499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230469.

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 425450499 is about 20626.4514398381. The cubic root of 425450499 is about 752.1128564165.

The spelling of 425450499 in words is "four hundred twenty-five million, four hundred fifty thousand, four hundred ninety-nine".