73942534 has 4 divisors (see below), whose sum is σ = 110913804. Its totient is φ = 36971266.

The previous prime is 73942529. The next prime is 73942549. The reversal of 73942534 is 43524937.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43524937 = 2221 ⋅19597.

It is a junction number, because it is equal to n+sod(n) for n = 73942493 and 73942502.

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, 18485632 + ... + 18485635.

It is an arithmetic number, because the mean of its divisors is an integer number (27728451).

Almost surely, 2^73942534 is an apocalyptic number.

73942534 is a deficient number, since it is larger than the sum of its proper divisors (36971270).

73942534 is a wasteful number, since it uses less digits than its factorization.

73942534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36971269.

The product of its digits is 90720, while the sum is 37.

The square root of 73942534 is about 8598.9844749249. The cubic root of 73942534 is about 419.7249408396.

The spelling of 73942534 in words is "seventy-three million, nine hundred forty-two thousand, five hundred thirty-four".