612214241 has 4 divisors (see below), whose sum is σ = 616618800. Its totient is φ = 607809684.

The previous prime is 612214237. The next prime is 612214243. The reversal of 612214241 is 142412216.

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 a cyclic number.

It is not a de Polignac number, because 612214241 - 2² = 612214237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612214243) 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, 2202071 + ... + 2202348.

It is an arithmetic number, because the mean of its divisors is an integer number (154154700).

Almost surely, 2^612214241 is an apocalyptic number.

It is an amenable number.

612214241 is a deficient number, since it is larger than the sum of its proper divisors (4404559).

612214241 is a wasteful number, since it uses less digits than its factorization.

612214241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4404558.

The product of its digits is 768, while the sum is 23.

The square root of 612214241 is about 24742.9634643872. The cubic root of 612214241 is about 849.1175344343.

Adding to 612214241 its reverse (142412216), we get a palindrome (754626457).

The spelling of 612214241 in words is "six hundred twelve million, two hundred fourteen thousand, two hundred forty-one".