333722401 has 4 divisors (see below), whose sum is σ = 345230100. Its totient is φ = 322214704.

The previous prime is 333722353. The next prime is 333722437. The reversal of 333722401 is 104227333.

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 239166225 + 94556176 = 15465^2 + 9724^2 .

It is a cyclic number.

It is not a de Polignac number, because 333722401 - 2²³ = 325333793 is a prime.

It is a super-2 number, since 2×333722401² = 222741281858409602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (333722101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5753806 + ... + 5753863.

It is an arithmetic number, because the mean of its divisors is an integer number (86307525).

Almost surely, 2^333722401 is an apocalyptic number.

It is an amenable number.

333722401 is a deficient number, since it is larger than the sum of its proper divisors (11507699).

333722401 is a wasteful number, since it uses less digits than its factorization.

333722401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11507698.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 333722401 is about 18268.0705330366. The cubic root of 333722401 is about 693.6309339152.

Adding to 333722401 its reverse (104227333), we get a palindrome (437949734).

The spelling of 333722401 in words is "three hundred thirty-three million, seven hundred twenty-two thousand, four hundred one".