74414401 has 2 divisors, whose sum is σ = 74414402. Its totient is φ = 74414400.

The previous prime is 74414387. The next prime is 74414429. The reversal of 74414401 is 10441447.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66994225 + 7420176 = 8185^2 + 2724^2 .

It is an emirp because it is prime and its reverse (10441447) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74414401 - 2¹¹ = 74412353 is a prime.

It is not a weakly prime, because it can be changed into another prime (74414441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37207200 + 37207201.

It is an arithmetic number, because the mean of its divisors is an integer number (37207201).

Almost surely, 2^74414401 is an apocalyptic number.

It is an amenable number.

74414401 is a deficient number, since it is larger than the sum of its proper divisors (1).

74414401 is an equidigital number, since it uses as much as digits as its factorization.

74414401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 74414401 is about 8626.3782087270. The cubic root of 74414401 is about 420.6158783836.

Adding to 74414401 its reverse (10441447), we get a palindrome (84855848).

The spelling of 74414401 in words is "seventy-four million, four hundred fourteen thousand, four hundred one".