610223506 has 4 divisors (see below), whose sum is σ = 915335262. Its totient is φ = 305111752.

The previous prime is 610223477. The next prime is 610223507. The reversal of 610223506 is 605322016.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 402604225 + 207619281 = 20065^2 + 14409^2 .

It is not an unprimeable number, because it can be changed into a prime (610223507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152555875 + ... + 152555878.

Almost surely, 2^610223506 is an apocalyptic number.

610223506 is a deficient number, since it is larger than the sum of its proper divisors (305111756).

610223506 is a wasteful number, since it uses less digits than its factorization.

610223506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305111755.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 610223506 is about 24702.7024027737. The cubic root of 610223506 is about 848.1961775047.

The spelling of 610223506 in words is "six hundred ten million, two hundred twenty-three thousand, five hundred six".