425544474 has 16 divisors (see below), whose sum is σ = 874091808. Its totient is φ = 138014352.

The previous prime is 425544451. The next prime is 425544487. The reversal of 425544474 is 474445524.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958212 + ... + 958655.

It is an arithmetic number, because the mean of its divisors is an integer number (54630738).

Almost surely, 2^425544474 is an apocalyptic number.

425544474 is an abundant number, since it is smaller than the sum of its proper divisors (448547334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425544474 is a wasteful number, since it uses less digits than its factorization.

425544474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916909.

The product of its digits is 358400, while the sum is 39.

The square root of 425544474 is about 20628.7293355650. The cubic root of 425544474 is about 752.1682287826.

Adding to 425544474 its reverse (474445524), we get a palindrome (899989998).

The spelling of 425544474 in words is "four hundred twenty-five million, five hundred forty-four thousand, four hundred seventy-four".