322040401 has 4 divisors (see below), whose sum is σ = 340983972. Its totient is φ = 303096832.

The previous prime is 322040399. The next prime is 322040413. The reversal of 322040401 is 104040223.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 217592001 + 104448400 = 14751^2 + 10220^2 .

It is a cyclic number.

It is not a de Polignac number, because 322040401 - 2¹ = 322040399 is a prime.

It is a super-5 number, since 5×322040401⁵ (a number of 44 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322040461) 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, 9471760 + ... + 9471793.

It is an arithmetic number, because the mean of its divisors is an integer number (85245993).

Almost surely, 2^322040401 is an apocalyptic number.

It is an amenable number.

322040401 is a deficient number, since it is larger than the sum of its proper divisors (18943571).

322040401 is a wasteful number, since it uses less digits than its factorization.

322040401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18943570.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 322040401 is about 17945.4841394709. The cubic root of 322040401 is about 685.4410649745.

Adding to 322040401 its reverse (104040223), we get a palindrome (426080624).

The spelling of 322040401 in words is "three hundred twenty-two million, forty thousand, four hundred one".