425554201 has 4 divisors (see below), whose sum is σ = 425614900. Its totient is φ = 425493504.

The previous prime is 425554189. The next prime is 425554231. The reversal of 425554201 is 102455524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 189778176 + 235776025 = 13776^2 + 15355^2 .

It is a cyclic number.

It is not a de Polignac number, because 425554201 - 2⁵ = 425554169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 425554201.

It is not an unprimeable number, because it can be changed into a prime (425554231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18216 + ... + 34393.

It is an arithmetic number, because the mean of its divisors is an integer number (106403725).

Almost surely, 2^425554201 is an apocalyptic number.

It is an amenable number.

425554201 is a deficient number, since it is larger than the sum of its proper divisors (60699).

425554201 is an equidigital number, since it uses as much as digits as its factorization.

425554201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60698.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 425554201 is about 20628.9650976485. The cubic root of 425554201 is about 752.1739597030.

The spelling of 425554201 in words is "four hundred twenty-five million, five hundred fifty-four thousand, two hundred one".