425564126 has 8 divisors (see below), whose sum is σ = 687449784. Its totient is φ = 196414200.

The previous prime is 425564119. The next prime is 425564143. The reversal of 425564126 is 621465524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×425564126² = 362209650676287752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8183900 + ... + 8183951.

It is an arithmetic number, because the mean of its divisors is an integer number (85931223).

Almost surely, 2^425564126 is an apocalyptic number.

425564126 is a deficient number, since it is larger than the sum of its proper divisors (261885658).

425564126 is a wasteful number, since it uses less digits than its factorization.

425564126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16367866.

The product of its digits is 57600, while the sum is 35.

The square root of 425564126 is about 20629.2056560596. The cubic root of 425564126 is about 752.1798071905.

The spelling of 425564126 in words is "four hundred twenty-five million, five hundred sixty-four thousand, one hundred twenty-six".