745626622 has 16 divisors (see below), whose sum is σ = 1232486640. Its totient is φ = 336131712.

The previous prime is 745626619. The next prime is 745626667. The reversal of 745626622 is 226626547.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332347 + ... + 334582.

It is an arithmetic number, because the mean of its divisors is an integer number (77030415).

Almost surely, 2^745626622 is an apocalyptic number.

745626622 is a deficient number, since it is larger than the sum of its proper divisors (486860018).

745626622 is a wasteful number, since it uses less digits than its factorization.

745626622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666987.

The product of its digits is 241920, while the sum is 40.

The square root of 745626622 is about 27306.1645420956. The cubic root of 745626622 is about 906.7908626064.

The spelling of 745626622 in words is "seven hundred forty-five million, six hundred twenty-six thousand, six hundred twenty-two".