74434546 has 8 divisors (see below), whose sum is σ = 111841884. Its totient is φ = 37153920.

The previous prime is 74434531. The next prime is 74434559. The reversal of 74434546 is 64543447.

It can be written as a sum of positive squares in 2 ways, for example, as 72505225 + 1929321 = 8515^2 + 1389^2 .

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

It is a super-2 number, since 2×74434546² = 11081003276452232, which contains 22 as substring.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 30195 + ... + 32566.

Almost surely, 2^74434546 is an apocalyptic number.

74434546 is a deficient number, since it is larger than the sum of its proper divisors (37407338).

74434546 is a wasteful number, since it uses less digits than its factorization.

74434546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63356.

The product of its digits is 161280, while the sum is 37.

The square root of 74434546 is about 8627.5457692208. The cubic root of 74434546 is about 420.6538304568.

The spelling of 74434546 in words is "seventy-four million, four hundred thirty-four thousand, five hundred forty-six".