612230746 has 4 divisors (see below), whose sum is σ = 918346122. Its totient is φ = 306115372.

The previous prime is 612230743. The next prime is 612230753. The reversal of 612230746 is 647032216.

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., 591024721 + 21206025 = 24311^2 + 4605^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (612230743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153057685 + ... + 153057688.

Almost surely, 2^612230746 is an apocalyptic number.

612230746 is a deficient number, since it is larger than the sum of its proper divisors (306115376).

612230746 is a wasteful number, since it uses less digits than its factorization.

612230746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306115375.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 612230746 is about 24743.2969913066. The cubic root of 612230746 is about 849.1251649651.

The spelling of 612230746 in words is "six hundred twelve million, two hundred thirty thousand, seven hundred forty-six".