425354234 has 4 divisors (see below), whose sum is σ = 638031354. Its totient is φ = 212677116.

The previous prime is 425354231. The next prime is 425354269. The reversal of 425354234 is 432453524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 361114009 + 64240225 = 19003^2 + 8015^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 425354234.

It is not an unprimeable number, because it can be changed into a prime (425354231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106338557 + ... + 106338560.

Almost surely, 2^425354234 is an apocalyptic number.

425354234 is a deficient number, since it is larger than the sum of its proper divisors (212677120).

425354234 is a wasteful number, since it uses less digits than its factorization.

425354234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212677119.

The product of its digits is 57600, while the sum is 32.

The square root of 425354234 is about 20624.1177750710. The cubic root of 425354234 is about 752.0561262715.

The spelling of 425354234 in words is "four hundred twenty-five million, three hundred fifty-four thousand, two hundred thirty-four".