74613745 has 8 divisors (see below), whose sum is σ = 92424960. Its totient is φ = 57765360.

The previous prime is 74613743. The next prime is 74613761. The reversal of 74613745 is 54731647.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74613745 - 2¹ = 74613743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74613743) 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 in 7 ways as a sum of consecutive naturals, for example, 240535 + ... + 240844.

It is an arithmetic number, because the mean of its divisors is an integer number (11553120).

Almost surely, 2^74613745 is an apocalyptic number.

It is an amenable number.

74613745 is a deficient number, since it is larger than the sum of its proper divisors (17811215).

74613745 is a wasteful number, since it uses less digits than its factorization.

74613745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481415.

The product of its digits is 70560, while the sum is 37.

The square root of 74613745 is about 8637.9248086563. The cubic root of 74613745 is about 420.9911305335.

The spelling of 74613745 in words is "seventy-four million, six hundred thirteen thousand, seven hundred forty-five".