75242626 has 8 divisors (see below), whose sum is σ = 115616844. Its totient is φ = 36703680.

The previous prime is 75242623. The next prime is 75242627. The reversal of 75242626 is 62624257.

It can be written as a sum of positive squares in 2 ways, for example, as 72267001 + 2975625 = 8501^2 + 1725^2 .

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

It is a super-2 number, since 2×75242626² = 11322905534751752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 75242591 and 75242600.

It is not an unprimeable number, because it can be changed into a prime (75242621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458715 + ... + 458878.

Almost surely, 2^75242626 is an apocalyptic number.

75242626 is a deficient number, since it is larger than the sum of its proper divisors (40374218).

75242626 is a wasteful number, since it uses less digits than its factorization.

75242626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917636.

The product of its digits is 40320, while the sum is 34.

The square root of 75242626 is about 8674.2507457417. The cubic root of 75242626 is about 422.1705958063.

The spelling of 75242626 in words is "seventy-five million, two hundred forty-two thousand, six hundred twenty-six".