201425804 has 6 divisors (see below), whose sum is σ = 352495164. Its totient is φ = 100712900.

The previous prime is 201425773. The next prime is 201425827. The reversal of 201425804 is 408524102.

It is a happy number.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25178222 + ... + 25178229.

It is an arithmetic number, because the mean of its divisors is an integer number (58749194).

Almost surely, 2^201425804 is an apocalyptic number.

It is an amenable number.

201425804 is a deficient number, since it is larger than the sum of its proper divisors (151069360).

201425804 is a wasteful number, since it uses less digits than its factorization.

201425804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50356455 (or 50356453 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 201425804 is about 14192.4558833205. The cubic root of 201425804 is about 586.1899503416.

Adding to 201425804 its reverse (408524102), we get a palindrome (609949906).

The spelling of 201425804 in words is "two hundred one million, four hundred twenty-five thousand, eight hundred four".