75404134 has 8 divisors (see below), whose sum is σ = 121806720. Its totient is φ = 34801896.

The previous prime is 75404111. The next prime is 75404167. The reversal of 75404134 is 43140457.

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

It is a congruent number.

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, 1450054 + ... + 1450105.

It is an arithmetic number, because the mean of its divisors is an integer number (15225840).

Almost surely, 2^75404134 is an apocalyptic number.

75404134 is a deficient number, since it is larger than the sum of its proper divisors (46402586).

75404134 is a wasteful number, since it uses less digits than its factorization.

75404134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2900174.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 75404134 is about 8683.5553778392. Note that the first 3 decimals coincide. The cubic root of 75404134 is about 422.4724424447.

The spelling of 75404134 in words is "seventy-five million, four hundred four thousand, one hundred thirty-four".