401425325 has 24 divisors (see below), whose sum is σ = 593616768. Its totient is φ = 263292480.

The previous prime is 401425319. The next prime is 401425363. The reversal of 401425325 is 523524104.

It is a happy number.

It is not a de Polignac number, because 401425325 - 2⁸ = 401425069 is a prime.

It is a super-2 number, since 2×401425325² = 322284583102711250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 401425294 and 401425303.

It is a congruent 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, 45842 + ... + 53891.

It is an arithmetic number, because the mean of its divisors is an integer number (24734032).

Almost surely, 2^401425325 is an apocalyptic number.

It is an amenable number.

401425325 is a deficient number, since it is larger than the sum of its proper divisors (192191443).

401425325 is a wasteful number, since it uses less digits than its factorization.

401425325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99773 (or 99768 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 401425325 is about 20035.6014384395. The cubic root of 401425325 is about 737.6804193276.

Adding to 401425325 its reverse (523524104), we get a palindrome (924949429).

The spelling of 401425325 in words is "four hundred one million, four hundred twenty-five thousand, three hundred twenty-five".