675620266 has 4 divisors (see below), whose sum is σ = 1013430402. Its totient is φ = 337810132.

The previous prime is 675620261. The next prime is 675620287. The reversal of 675620266 is 662026576.

It is a happy number.

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., 631064641 + 44555625 = 25121^2 + 6675^2 .

It is not an unprimeable number, because it can be changed into a prime (675620261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168905065 + ... + 168905068.

Almost surely, 2^675620266 is an apocalyptic number.

675620266 is a deficient number, since it is larger than the sum of its proper divisors (337810136).

675620266 is a wasteful number, since it uses less digits than its factorization.

675620266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337810135.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 675620266 is about 25992.6963972574. The cubic root of 675620266 is about 877.4739308765.

The spelling of 675620266 in words is "six hundred seventy-five million, six hundred twenty thousand, two hundred sixty-six".