736222628 has 12 divisors (see below), whose sum is σ = 1301672652. Its totient is φ = 364316160.

The previous prime is 736222579. The next prime is 736222631. The reversal of 736222628 is 826222637.

It can be written as a sum of positive squares in 2 ways, for example, as 359785024 + 376437604 = 18968^2 + 19402^2 .

It is a junction number, because it is equal to n+sod(n) for n = 736222591 and 736222600.

It is an unprimeable number.

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, 948353 + ... + 949128.

It is an arithmetic number, because the mean of its divisors is an integer number (108472721).

Almost surely, 2^736222628 is an apocalyptic number.

It is an amenable number.

736222628 is a deficient number, since it is larger than the sum of its proper divisors (565450024).

736222628 is a wasteful number, since it uses less digits than its factorization.

736222628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897582 (or 1897580 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 736222628 is about 27133.4227107455. The cubic root of 736222628 is about 902.9625125522.

Subtracting 736222628 from its reverse (826222637), we obtain a palindrome (90000009).

The spelling of 736222628 in words is "seven hundred thirty-six million, two hundred twenty-two thousand, six hundred twenty-eight".