425803225 has 9 divisors (see below), whose sum is σ = 528123967. Its totient is φ = 340560040.

The previous prime is 425803211. The next prime is 425803253. The reversal of 425803225 is 522308524.

The square root of 425803225 is 20635.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 153289161 + 272514064 = 12381^2 + 16508^2 .

It is not a de Polignac number, because 425803225 - 2¹¹ = 425801177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 101112 + ... + 105238.

Almost surely, 2^425803225 is an apocalyptic number.

425803225 is the 20635-th square number.

425803225 is the 10318-th centered octagonal number.

It is an amenable number.

425803225 is a deficient number, since it is larger than the sum of its proper divisors (102320742).

425803225 is an frugal number, since it uses more digits than its factorization.

425803225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8264 (or 4132 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The cubic root of 425803225 is about 752.3206490815.

The spelling of 425803225 in words is "four hundred twenty-five million, eight hundred three thousand, two hundred twenty-five".