74241603 has 12 divisors (see below), whose sum is σ = 111210008. Its totient is φ = 49494240.

The previous prime is 74241599. The next prime is 74241613. The reversal of 74241603 is 30614247.

It is not a de Polignac number, because 74241603 - 2² = 74241599 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74241613) 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 11 ways as a sum of consecutive naturals, for example, 152518 + ... + 153003.

Almost surely, 2^74241603 is an apocalyptic number.

74241603 is a deficient number, since it is larger than the sum of its proper divisors (36968405).

74241603 is an equidigital number, since it uses as much as digits as its factorization.

74241603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305536 (or 305524 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 74241603 is about 8616.3567126715. The cubic root of 74241603 is about 420.2900547422.

The spelling of 74241603 in words is "seventy-four million, two hundred forty-one thousand, six hundred three".