75468634 has 4 divisors (see below), whose sum is σ = 113202954. Its totient is φ = 37734316.

The previous prime is 75468629. The next prime is 75468637. The reversal of 75468634 is 43686457.

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

It can be written as a sum of positive squares in only one way, i.e., 57380625 + 18088009 = 7575^2 + 4253^2 .

It is not an unprimeable number, because it can be changed into a prime (75468637) 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 as a sum of consecutive naturals, namely, 18867157 + ... + 18867160.

Almost surely, 2^75468634 is an apocalyptic number.

75468634 is a deficient number, since it is larger than the sum of its proper divisors (37734320).

75468634 is a wasteful number, since it uses less digits than its factorization.

75468634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37734319.

The product of its digits is 483840, while the sum is 43.

The square root of 75468634 is about 8687.2685005127. The cubic root of 75468634 is about 422.5928677899.

The spelling of 75468634 in words is "seventy-five million, four hundred sixty-eight thousand, six hundred thirty-four".