401147225 has 12 divisors (see below), whose sum is σ = 498569280. Its totient is φ = 320178000.

The previous prime is 401147203. The next prime is 401147233. The reversal of 401147225 is 522741104.

It is not a de Polignac number, because 401147225 - 2¹⁰ = 401146201 is a prime.

It is a super-2 number, since 2×401147225² = 321838192250401250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401147194 and 401147203.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7301 + ... + 29250.

It is an arithmetic number, because the mean of its divisors is an integer number (41547440).

Almost surely, 2^401147225 is an apocalyptic number.

It is an amenable number.

401147225 is a deficient number, since it is larger than the sum of its proper divisors (97422055).

401147225 is a wasteful number, since it uses less digits than its factorization.

401147225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37000 (or 36995 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 401147225 is about 20028.6600899811. The cubic root of 401147225 is about 737.5100295486.

Adding to 401147225 its reverse (522741104), we get a palindrome (923888329).

The spelling of 401147225 in words is "four hundred one million, one hundred forty-seven thousand, two hundred twenty-five".