74040601 has 2 divisors, whose sum is σ = 74040602. Its totient is φ = 74040600.

The previous prime is 74040599. The next prime is 74040649. The reversal of 74040601 is 10604047.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69305625 + 4734976 = 8325^2 + 2176^2 .

It is a cyclic number.

It is not a de Polignac number, because 74040601 - 2¹ = 74040599 is a prime.

Together with 74040599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (74040671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37020300 + 37020301.

It is an arithmetic number, because the mean of its divisors is an integer number (37020301).

Almost surely, 2^74040601 is an apocalyptic number.

It is an amenable number.

74040601 is a deficient number, since it is larger than the sum of its proper divisors (1).

74040601 is an equidigital number, since it uses as much as digits as its factorization.

74040601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 74040601 is about 8604.6848286268. The cubic root of 74040601 is about 419.9104136212.

Adding to 74040601 its reverse (10604047), we get a palindrome (84644648).

The spelling of 74040601 in words is "seventy-four million, forty thousand, six hundred one".