74476453 has 2 divisors, whose sum is σ = 74476454. Its totient is φ = 74476452.

The previous prime is 74476403. The next prime is 74476517. The reversal of 74476453 is 35467447.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73839649 + 636804 = 8593^2 + 798^2 .

It is an emirp because it is prime and its reverse (35467447) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74476453 - 2²¹ = 72379301 is a prime.

It is a super-2 number, since 2×74476453² = 11093484102922418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74476403) 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 as a sum of consecutive naturals, namely, 37238226 + 37238227.

It is an arithmetic number, because the mean of its divisors is an integer number (37238227).

Almost surely, 2^74476453 is an apocalyptic number.

It is an amenable number.

74476453 is a deficient number, since it is larger than the sum of its proper divisors (1).

74476453 is an equidigital number, since it uses as much as digits as its factorization.

74476453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 40.

The square root of 74476453 is about 8629.9741019310. The cubic root of 74476453 is about 420.7327590089.

The spelling of 74476453 in words is "seventy-four million, four hundred seventy-six thousand, four hundred fifty-three".