74613146 has 8 divisors (see below), whose sum is σ = 112774464. Its totient is φ = 37021660.

The previous prime is 74613139. The next prime is 74613163. The reversal of 74613146 is 64131647.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 142130 + ... + 142653.

It is an arithmetic number, because the mean of its divisors is an integer number (14096808).

Almost surely, 2^74613146 is an apocalyptic number.

74613146 is a deficient number, since it is larger than the sum of its proper divisors (38161318).

74613146 is a wasteful number, since it uses less digits than its factorization.

74613146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284916.

The product of its digits is 12096, while the sum is 32.

The square root of 74613146 is about 8637.8901359070. The cubic root of 74613146 is about 420.9900039566.

The spelling of 74613146 in words is "seventy-four million, six hundred thirteen thousand, one hundred forty-six".