201400 has 48 divisors (see below), whose sum is σ = 502200. Its totient is φ = 74880.

The previous prime is 201389. The next prime is 201401. The reversal of 201400 is 4102.

201400 = T₁₃₆ + T₁₃₇ + ... + T₁₅₄.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201401) 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, 3774 + ... + 3826.

2²⁰¹⁴⁰⁰ is an apocalyptic number.

201400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251100).

201400 is an abundant number, since it is smaller than the sum of its proper divisors (300800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201400 is a wasteful number, since it uses less digits than its factorization.

201400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 201400 is about 448.7761134463. The cubic root of 201400 is about 58.6164917648.

Adding to 201400 its reverse (4102), we get a palindrome (205502).

The spelling of 201400 in words is "two hundred one thousand, four hundred", and thus it is an iban number.