74492453 has 16 divisors (see below), whose sum is σ = 90984960. Its totient is φ = 59533056.

The previous prime is 74492447. The next prime is 74492471. The reversal of 74492453 is 35429447.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74492453 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 (74492413) 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 15 ways as a sum of consecutive naturals, for example, 10100 + ... + 15842.

It is an arithmetic number, because the mean of its divisors is an integer number (5686560).

Almost surely, 2^74492453 is an apocalyptic number.

It is an amenable number.

74492453 is a deficient number, since it is larger than the sum of its proper divisors (16492507).

74492453 is a wasteful number, since it uses less digits than its factorization.

74492453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5876.

The product of its digits is 120960, while the sum is 38.

The square root of 74492453 is about 8630.9010537718. The cubic root of 74492453 is about 420.7628859455.

The spelling of 74492453 in words is "seventy-four million, four hundred ninety-two thousand, four hundred fifty-three".