401632325 has 12 divisors (see below), whose sum is σ = 519678048. Its totient is φ = 307335600.

The previous prime is 401632321. The next prime is 401632391. The reversal of 401632325 is 523236104.

It is not a de Polignac number, because 401632325 - 2² = 401632321 is a prime.

It is a super-2 number, since 2×401632325² = 322617048969811250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401632294 and 401632303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401632321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 348671 + ... + 349820.

It is an arithmetic number, because the mean of its divisors is an integer number (43306504).

Almost surely, 2^401632325 is an apocalyptic number.

It is an amenable number.

401632325 is a deficient number, since it is larger than the sum of its proper divisors (118045723).

401632325 is a wasteful number, since it uses less digits than its factorization.

401632325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698524 (or 698519 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 401632325 is about 20040.7665771547. The cubic root of 401632325 is about 737.8071955901.

Adding to 401632325 its reverse (523236104), we get a palindrome (924868429).

The spelling of 401632325 in words is "four hundred one million, six hundred thirty-two thousand, three hundred twenty-five".