42148274 has 8 divisors (see below), whose sum is σ = 72254208. Its totient is φ = 18063540.

The previous prime is 42148273. The next prime is 42148297. The reversal of 42148274 is 47284124.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42148274.

It is not an unprimeable number, because it can be changed into a prime (42148273) 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, 1505282 + ... + 1505309.

It is an arithmetic number, because the mean of its divisors is an integer number (9031776).

Almost surely, 2^42148274 is an apocalyptic number.

42148274 is a deficient number, since it is larger than the sum of its proper divisors (30105934).

42148274 is a wasteful number, since it uses less digits than its factorization.

42148274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010600.

The product of its digits is 14336, while the sum is 32.

The square root of 42148274 is about 6492.1702072574. The cubic root of 42148274 is about 348.0112351594.

The spelling of 42148274 in words is "forty-two million, one hundred forty-eight thousand, two hundred seventy-four".