74386306 has 8 divisors (see below), whose sum is σ = 111733884. Its totient is φ = 37141680.

The previous prime is 74386303. The next prime is 74386307. The reversal of 74386306 is 60368347.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 72846225 + 1540081 = 8535^2 + 1241^2 .

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

It is not an unprimeable number, because it can be changed into a prime (74386303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23905 + ... + 26836.

Almost surely, 2^74386306 is an apocalyptic number.

74386306 is a deficient number, since it is larger than the sum of its proper divisors (37347578).

74386306 is a wasteful number, since it uses less digits than its factorization.

74386306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51476.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 74386306 is about 8624.7496195542. The cubic root of 74386306 is about 420.5629375082.

The spelling of 74386306 in words is "seventy-four million, three hundred eighty-six thousand, three hundred six".