424636825 has 24 divisors (see below), whose sum is σ = 544268736. Its totient is φ = 328440000.

The previous prime is 424636789. The next prime is 424636841. The reversal of 424636825 is 528636424.

It is not a de Polignac number, because 424636825 - 2⁷ = 424636697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106620 + ... + 110530.

It is an arithmetic number, because the mean of its divisors is an integer number (22677864).

Almost surely, 2^424636825 is an apocalyptic number.

It is an amenable number.

424636825 is a deficient number, since it is larger than the sum of its proper divisors (119631911).

424636825 is a wasteful number, since it uses less digits than its factorization.

424636825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4065 (or 4060 counting only the distinct ones).

The product of its digits is 276480, while the sum is 40.

The square root of 424636825 is about 20606.7179579864. The cubic root of 424636825 is about 751.6330785288.

The spelling of 424636825 in words is "four hundred twenty-four million, six hundred thirty-six thousand, eight hundred twenty-five".