74247496 has 32 divisors (see below), whose sum is σ = 145900800. Its totient is φ = 35354880.

The previous prime is 74247491. The next prime is 74247499. The reversal of 74247496 is 69474247.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (74247491) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 49120 + ... + 50608.

It is an arithmetic number, because the mean of its divisors is an integer number (4559400).

Almost surely, 2^74247496 is an apocalyptic number.

It is an amenable number.

74247496 is a deficient number, since it is larger than the sum of its proper divisors (71653304).

74247496 is a wasteful number, since it uses less digits than its factorization.

74247496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1789 (or 1785 counting only the distinct ones).

The product of its digits is 338688, while the sum is 43.

The square root of 74247496 is about 8616.6986717652. The cubic root of 74247496 is about 420.3011747597.

The spelling of 74247496 in words is "seventy-four million, two hundred forty-seven thousand, four hundred ninety-six".