74742611 has 4 divisors (see below), whose sum is σ = 75688800. Its totient is φ = 73796424.

The previous prime is 74742601. The next prime is 74742641. The reversal of 74742611 is 11624747.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 74742611 - 2¹⁴ = 74726227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74742601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472976 + ... + 473133.

It is an arithmetic number, because the mean of its divisors is an integer number (18922200).

Almost surely, 2^74742611 is an apocalyptic number.

74742611 is a deficient number, since it is larger than the sum of its proper divisors (946189).

74742611 is an equidigital number, since it uses as much as digits as its factorization.

74742611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946188.

The product of its digits is 9408, while the sum is 32.

The square root of 74742611 is about 8645.3809054315. The cubic root of 74742611 is about 421.2333568608.

The spelling of 74742611 in words is "seventy-four million, seven hundred forty-two thousand, six hundred eleven".