425345507 has 4 divisors (see below), whose sum is σ = 430124760. Its totient is φ = 420566256.

The previous prime is 425345489. The next prime is 425345539. The reversal of 425345507 is 705543524.

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 425345507 - 2⁶ = 425345443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425345597) 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, 2389493 + ... + 2389670.

It is an arithmetic number, because the mean of its divisors is an integer number (107531190).

Almost surely, 2^425345507 is an apocalyptic number.

425345507 is a deficient number, since it is larger than the sum of its proper divisors (4779253).

425345507 is an equidigital number, since it uses as much as digits as its factorization.

425345507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4779252.

The product of its (nonzero) digits is 84000, while the sum is 35.

The square root of 425345507 is about 20623.9062012995. The cubic root of 425345507 is about 752.0509829202.

The spelling of 425345507 in words is "four hundred twenty-five million, three hundred forty-five thousand, five hundred seven".