342601221 has 8 divisors (see below), whose sum is σ = 483672384. Its totient is φ = 214965440.

The previous prime is 342601201. The next prime is 342601249. The reversal of 342601221 is 122106243.

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

It is a cyclic number.

It is not a de Polignac number, because 342601221 - 2¹³ = 342593029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342601201) 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, 3358785 + ... + 3358886.

It is an arithmetic number, because the mean of its divisors is an integer number (60459048).

Almost surely, 2^342601221 is an apocalyptic number.

It is an amenable number.

342601221 is a deficient number, since it is larger than the sum of its proper divisors (141071163).

342601221 is a wasteful number, since it uses less digits than its factorization.

342601221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6717691.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 342601221 is about 18509.4900253897. The cubic root of 342601221 is about 699.7286165695.

Adding to 342601221 its reverse (122106243), we get a palindrome (464707464).

The spelling of 342601221 in words is "three hundred forty-two million, six hundred one thousand, two hundred twenty-one".