74106272 has 24 divisors (see below), whose sum is σ = 146456100. Its totient is φ = 36911104.

The previous prime is 74106271. The next prime is 74106283. The reversal of 74106272 is 27260147.

It can be written as a sum of positive squares in 2 ways, for example, as 62789776 + 11316496 = 7924^2 + 3364^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74106271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4304 + ... + 12912.

Almost surely, 2^74106272 is an apocalyptic number.

It is a pronic number, being equal to 8608×8609.

It is an amenable number.

74106272 is a deficient number, since it is larger than the sum of its proper divisors (72349828).

74106272 is a wasteful number, since it uses less digits than its factorization.

74106272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8888 (or 8880 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 74106272 is about 8608.4999854795. The cubic root of 74106272 is about 420.0345247507.

The spelling of 74106272 in words is "seventy-four million, one hundred six thousand, two hundred seventy-two".