746222647 has 4 divisors (see below), whose sum is σ = 747303256. Its totient is φ = 745142040.

The previous prime is 746222641. The next prime is 746222651.

746222647 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 746222647 - 2¹¹ = 746220599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (746222641) 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 in 3 ways as a sum of consecutive naturals, for example, 539268 + ... + 540649.

It is an arithmetic number, because the mean of its divisors is an integer number (186825814).

Almost surely, 2^746222647 is an apocalyptic number.

746222647 is a deficient number, since it is larger than the sum of its proper divisors (1080609).

746222647 is a wasteful number, since it uses less digits than its factorization.

746222647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080608.

The product of its digits is 225792, while the sum is 40.

The square root of 746222647 is about 27317.0761063478. The cubic root of 746222647 is about 907.0324160692.

The spelling of 746222647 in words is "seven hundred forty-six million, two hundred twenty-two thousand, six hundred forty-seven".