425027906 has 4 divisors (see below), whose sum is σ = 637541862. Its totient is φ = 212513952.

The previous prime is 425027899. The next prime is 425027923. The reversal of 425027906 is 609720524.

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., 424730881 + 297025 = 20609^2 + 545^2 .

It is a Curzon number.

It is an unprimeable number.

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, 106256975 + ... + 106256978.

Almost surely, 2^425027906 is an apocalyptic number.

425027906 is a deficient number, since it is larger than the sum of its proper divisors (212513956).

425027906 is a wasteful number, since it uses less digits than its factorization.

425027906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212513955.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 425027906 is about 20616.2049368937. The cubic root of 425027906 is about 751.8637534684.

The spelling of 425027906 in words is "four hundred twenty-five million, twenty-seven thousand, nine hundred six".