74212134 has 8 divisors (see below), whose sum is σ = 148424280. Its totient is φ = 24737376.

The previous prime is 74212087. The next prime is 74212139. The reversal of 74212134 is 43121247.

It is a happy number.

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

74212134 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74212139) 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, 6184339 + ... + 6184350.

It is an arithmetic number, because the mean of its divisors is an integer number (18553035).

Almost surely, 2^74212134 is an apocalyptic number.

74212134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74212134 is a wasteful number, since it uses less digits than its factorization.

74212134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12368694.

The product of its digits is 1344, while the sum is 24.

The square root of 74212134 is about 8614.6464814292. The cubic root of 74212134 is about 420.2344382764.

The spelling of 74212134 in words is "seventy-four million, two hundred twelve thousand, one hundred thirty-four".