74134258 has 8 divisors (see below), whose sum is σ = 121310640. Its totient is φ = 33697380.

The previous prime is 74134253. The next prime is 74134259. The reversal of 74134258 is 85243147.

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 (74134253) 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, 1684848 + ... + 1684891.

It is an arithmetic number, because the mean of its divisors is an integer number (15163830).

Almost surely, 2^74134258 is an apocalyptic number.

74134258 is a deficient number, since it is larger than the sum of its proper divisors (47176382).

74134258 is a wasteful number, since it uses less digits than its factorization.

74134258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3369752.

The product of its digits is 26880, while the sum is 34.

The square root of 74134258 is about 8610.1253184840. The cubic root of 74134258 is about 420.0873930008.

Subtracting 74134258 from its reverse (85243147), we obtain a square (11108889 = 3333²).

The spelling of 74134258 in words is "seventy-four million, one hundred thirty-four thousand, two hundred fifty-eight".