425290343 has 4 divisors (see below), whose sum is σ = 450307440. Its totient is φ = 400273248.

The previous prime is 425290337. The next prime is 425290367. The reversal of 425290343 is 343092524.

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 425290343 - 2⁶ = 425290279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425290373) 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, 12508523 + ... + 12508556.

It is an arithmetic number, because the mean of its divisors is an integer number (112576860).

Almost surely, 2^425290343 is an apocalyptic number.

425290343 is a deficient number, since it is larger than the sum of its proper divisors (25017097).

425290343 is a wasteful number, since it uses less digits than its factorization.

425290343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25017096.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 425290343 is about 20622.5687779190. The cubic root of 425290343 is about 752.0184697959.

The spelling of 425290343 in words is "four hundred twenty-five million, two hundred ninety thousand, three hundred forty-three".