74556148 has 12 divisors (see below), whose sum is σ = 131255712. Its totient is φ = 37054520.

The previous prime is 74556127. The next prime is 74556151. The reversal of 74556148 is 84165547.

It is a super-3 number, since 3×74556148³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74556148.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55138 + ... + 56473.

It is an arithmetic number, because the mean of its divisors is an integer number (10937976).

Almost surely, 2^74556148 is an apocalyptic number.

It is an amenable number.

74556148 is a deficient number, since it is larger than the sum of its proper divisors (56699564).

74556148 is a wasteful number, since it uses less digits than its factorization.

74556148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111782 (or 111780 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 74556148 is about 8634.5902045204. The cubic root of 74556148 is about 420.8827766456.

The spelling of 74556148 in words is "seventy-four million, five hundred fifty-six thousand, one hundred forty-eight".