402201 has 24 divisors (see below), whose sum is σ = 636480. Its totient is φ = 243936.

The previous prime is 402197. The next prime is 402221. The reversal of 402201 is 102204.

It is not a de Polignac number, because 402201 - 2² = 402197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (402221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5970 + ... + 6036.

It is an arithmetic number, because the mean of its divisors is an integer number (26520).

2⁴⁰²²⁰¹ is an apocalyptic number.

It is an amenable number.

402201 is a deficient number, since it is larger than the sum of its proper divisors (234279).

402201 is a wasteful number, since it uses less digits than its factorization.

402201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 402201 is about 634.1931882321. The cubic root of 402201 is about 73.8155254093.

Adding to 402201 its reverse (102204), we get a palindrome (504405).

The spelling of 402201 in words is "four hundred two thousand, two hundred one", and thus it is an iban number.