74430806 has 16 divisors (see below), whose sum is σ = 116861184. Its totient is φ = 35487144.

The previous prime is 74430799. The next prime is 74430823. The reversal of 74430806 is 60803447.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13631 + ... + 18293.

It is an arithmetic number, because the mean of its divisors is an integer number (7303824).

Almost surely, 2^74430806 is an apocalyptic number.

74430806 is a deficient number, since it is larger than the sum of its proper divisors (42430378).

74430806 is a wasteful number, since it uses less digits than its factorization.

74430806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5035.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 74430806 is about 8627.3290188795. The cubic root of 74430806 is about 420.6467850199.

The spelling of 74430806 in words is "seventy-four million, four hundred thirty thousand, eight hundred six".