74313603 has 48 divisors (see below), whose sum is σ = 136421376. Its totient is φ = 37920960.

The previous prime is 74313587. The next prime is 74313611. The reversal of 74313603 is 30631347.

It is a happy number.

74313603 is a `hidden beast` number, since 7 + 43 + 13 + 603 = 666.

It is not a de Polignac number, because 74313603 - 2⁴ = 74313587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74313203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23926 + ... + 26852.

It is an arithmetic number, because the mean of its divisors is an integer number (2842112).

Almost surely, 2^74313603 is an apocalyptic number.

74313603 is a deficient number, since it is larger than the sum of its proper divisors (62107773).

74313603 is a wasteful number, since it uses less digits than its factorization.

74313603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2984 (or 2981 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 74313603 is about 8620.5338001773. The cubic root of 74313603 is about 420.4258775405.

The spelling of 74313603 in words is "seventy-four million, three hundred thirteen thousand, six hundred three".