322411661 has 8 divisors (see below), whose sum is σ = 378777504. Its totient is φ = 270555120.

The previous prime is 322411643. The next prime is 322411679. The reversal of 322411661 is 166114223.

It is an interprime number because it is at equal distance from previous prime (322411643) and next prime (322411679).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 322411661 - 2¹⁸ = 322149517 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 322411661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322411601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1127171 + ... + 1127456.

It is an arithmetic number, because the mean of its divisors is an integer number (47347188).

Almost surely, 2^322411661 is an apocalyptic number.

It is an amenable number.

322411661 is a deficient number, since it is larger than the sum of its proper divisors (56365843).

322411661 is a wasteful number, since it uses less digits than its factorization.

322411661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254651.

The product of its digits is 1728, while the sum is 26.

The square root of 322411661 is about 17955.8252664699. The cubic root of 322411661 is about 685.7043643633.

Adding to 322411661 its reverse (166114223), we get a palindrome (488525884).

The spelling of 322411661 in words is "three hundred twenty-two million, four hundred eleven thousand, six hundred sixty-one".