74712246 has 32 divisors (see below), whose sum is σ = 180817920. Its totient is φ = 20090496.

The previous prime is 74712227. The next prime is 74712247. The reversal of 74712246 is 64221747.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74712247) 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 15 ways as a sum of consecutive naturals, for example, 51606 + ... + 53033.

It is an arithmetic number, because the mean of its divisors is an integer number (5650560).

Almost surely, 2^74712246 is an apocalyptic number.

74712246 is an abundant number, since it is smaller than the sum of its proper divisors (106105674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74712246 is a wasteful number, since it uses less digits than its factorization.

74712246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104668.

The product of its digits is 18816, while the sum is 33.

The square root of 74712246 is about 8643.6245869427. The cubic root of 74712246 is about 421.1763055874.

The spelling of 74712246 in words is "seventy-four million, seven hundred twelve thousand, two hundred forty-six".