612204563 has 8 divisors (see below), whose sum is σ = 625588032. Its totient is φ = 598836096.

The previous prime is 612204559. The next prime is 612204577. The reversal of 612204563 is 365402216.

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 612204563 - 2² = 612204559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612204533) 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, 129131 + ... + 133787.

It is an arithmetic number, because the mean of its divisors is an integer number (78198504).

Almost surely, 2^612204563 is an apocalyptic number.

612204563 is a deficient number, since it is larger than the sum of its proper divisors (13383469).

612204563 is a wasteful number, since it uses less digits than its factorization.

612204563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7501.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 612204563 is about 24742.7678928611. The cubic root of 612204563 is about 849.1130600731.

Adding to 612204563 its reverse (365402216), we get a palindrome (977606779).

The spelling of 612204563 in words is "six hundred twelve million, two hundred four thousand, five hundred sixty-three".