74074142 has 8 divisors (see below), whose sum is σ = 111163656. Its totient is φ = 37019592.

The previous prime is 74074123. The next prime is 74074177. The reversal of 74074142 is 24147047.

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

It is a congruent number.

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, 2573 + ... + 12440.

It is an arithmetic number, because the mean of its divisors is an integer number (13895457).

Almost surely, 2^74074142 is an apocalyptic number.

74074142 is a deficient number, since it is larger than the sum of its proper divisors (37089514).

74074142 is a wasteful number, since it uses less digits than its factorization.

74074142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17482.

The product of its (nonzero) digits is 6272, while the sum is 29.

The square root of 74074142 is about 8606.6336043775. The cubic root of 74074142 is about 419.9738116702.

The spelling of 74074142 in words is "seventy-four million, seventy-four thousand, one hundred forty-two".