400325 has 12 divisors (see below), whose sum is σ = 505920. Its totient is φ = 314160.

The previous prime is 400321. The next prime is 400331. The reversal of 400325 is 523004.

It is not a de Polignac number, because 400325 - 2² = 400321 is a prime.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 400325.

It is not an unprimeable number, because it can be changed into a prime (400321) 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, 1556 + ... + 1794.

It is an arithmetic number, because the mean of its divisors is an integer number (42160).

2⁴⁰⁰³²⁵ is an apocalyptic number.

It is an amenable number.

400325 is a deficient number, since it is larger than the sum of its proper divisors (105595).

400325 is a wasteful number, since it uses less digits than its factorization.

400325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 400325 is about 632.7124149248. The cubic root of 400325 is about 73.7005797413.

Adding to 400325 its reverse (523004), we get a palindrome (923329).

The spelling of 400325 in words is "four hundred thousand, three hundred twenty-five".