425831074 has 4 divisors (see below), whose sum is σ = 638746614. Its totient is φ = 212915536.

The previous prime is 425831071. The next prime is 425831083. The reversal of 425831074 is 470138524.

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., 304677025 + 121154049 = 17455^2 + 11007^2 .

It is not an unprimeable number, because it can be changed into a prime (425831071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106457767 + ... + 106457770.

Almost surely, 2^425831074 is an apocalyptic number.

425831074 is a deficient number, since it is larger than the sum of its proper divisors (212915540).

425831074 is a wasteful number, since it uses less digits than its factorization.

425831074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212915539.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 425831074 is about 20635.6747890637. The cubic root of 425831074 is about 752.3370501793.

Adding to 425831074 its reverse (470138524), we get a palindrome (895969598).

The spelling of 425831074 in words is "four hundred twenty-five million, eight hundred thirty-one thousand, seventy-four".