214040401 has 4 divisors (see below), whose sum is σ = 215580400. Its totient is φ = 212500404.

The previous prime is 214040389. The next prime is 214040413. The reversal of 214040401 is 104040412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (214040389) and next prime (214040413).

It is a cyclic number.

It is not a de Polignac number, because 214040401 - 2¹⁷ = 213909329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214040441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 769791 + ... + 770068.

It is an arithmetic number, because the mean of its divisors is an integer number (53895100).

Almost surely, 2^214040401 is an apocalyptic number.

It is an amenable number.

214040401 is a deficient number, since it is larger than the sum of its proper divisors (1539999).

214040401 is a wasteful number, since it uses less digits than its factorization.

214040401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539998.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 214040401 is about 14630.1196509120. The cubic root of 214040401 is about 598.1800416491.

Adding to 214040401 its reverse (104040412), we get a palindrome (318080813).

The spelling of 214040401 in words is "two hundred fourteen million, forty thousand, four hundred one".