73057274 has 4 divisors (see below), whose sum is σ = 109585914. Its totient is φ = 36528636.

The previous prime is 73057249. The next prime is 73057289. The reversal of 73057274 is 47275037.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47275037 = 199 ⋅237563.

It can be written as a sum of positive squares in only one way, i.e., 72505225 + 552049 = 8515^2 + 743^2 .

It is a super-2 number, since 2×73057274² = 10674730568622152, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18264317 + ... + 18264320.

Almost surely, 2^73057274 is an apocalyptic number.

73057274 is a deficient number, since it is larger than the sum of its proper divisors (36528640).

73057274 is a wasteful number, since it uses less digits than its factorization.

73057274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36528639.

The product of its (nonzero) digits is 41160, while the sum is 35.

The square root of 73057274 is about 8547.3547954908. The cubic root of 73057274 is about 418.0431912819.

The spelling of 73057274 in words is "seventy-three million, fifty-seven thousand, two hundred seventy-four".