75494 has 4 divisors (see below), whose sum is σ = 113244. Its totient is φ = 37746.

The previous prime is 75479. The next prime is 75503. The reversal of 75494 is 49457.

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

It is a Curzon number.

It is a plaindrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18872 + ... + 18875.

It is an arithmetic number, because the mean of its divisors is an integer number (28311).

2⁷⁵⁴⁹⁴ is an apocalyptic number.

75494 is a deficient number, since it is larger than the sum of its proper divisors (37750).

75494 is a wasteful number, since it uses less digits than its factorization.

75494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37749.

The product of its digits is 5040, while the sum is 29.

The square root of 75494 is about 274.7617149459. The cubic root of 75494 is about 42.2640208826.

It can be divided in two parts, 754 and 94, that multiplied together give a triangular number (70876 = T₃₇₆).

The spelling of 75494 in words is "seventy-five thousand, four hundred ninety-four".