74813453 has 24 divisors (see below), whose sum is σ = 89376000. Its totient is φ = 62203680.

The previous prime is 74813449. The next prime is 74813467. The reversal of 74813453 is 35431847.

It is not a de Polignac number, because 74813453 - 2² = 74813449 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74813443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 312908 + ... + 313146.

It is an arithmetic number, because the mean of its divisors is an integer number (3724000).

Almost surely, 2^74813453 is an apocalyptic number.

It is an amenable number.

74813453 is a deficient number, since it is larger than the sum of its proper divisors (14562547).

74813453 is a wasteful number, since it uses less digits than its factorization.

74813453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473 (or 462 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 74813453 is about 8649.4770362144. The cubic root of 74813453 is about 421.3663982863.

The spelling of 74813453 in words is "seventy-four million, eight hundred thirteen thousand, four hundred fifty-three".