751530226 has 8 divisors (see below), whose sum is σ = 1128389724. Its totient is φ = 375400320.

The previous prime is 751530217. The next prime is 751530233. The reversal of 751530226 is 622035157.

It can be written as a sum of positive squares in 2 ways, for example, as 661261225 + 90269001 = 25715^2 + 9501^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×751530226² = 1129595361183222152, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179815 + ... + 183946.

Almost surely, 2^751530226 is an apocalyptic number.

751530226 is a deficient number, since it is larger than the sum of its proper divisors (376859498).

751530226 is a wasteful number, since it uses less digits than its factorization.

751530226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364796.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 751530226 is about 27414.0516159141. The cubic root of 751530226 is about 909.1777889108.

The spelling of 751530226 in words is "seven hundred fifty-one million, five hundred thirty thousand, two hundred twenty-six".