147974 has 8 divisors (see below), whose sum is σ = 223608. Its totient is φ = 73440.

The previous prime is 147949. The next prime is 147977. The reversal of 147974 is 479741.

147974 is nontrivially palindromic in base 4.

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 147974.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 147974.

It is not an unprimeable number, because it can be changed into a prime (147977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329 + ... + 635.

It is an arithmetic number, because the mean of its divisors is an integer number (27951).

2¹⁴⁷⁹⁷⁴ is an apocalyptic number.

147974 is a deficient number, since it is larger than the sum of its proper divisors (75634).

147974 is a wasteful number, since it uses less digits than its factorization.

147974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550.

The product of its digits is 7056, while the sum is 32.

The square root of 147974 is about 384.6738878583. The cubic root of 147974 is about 52.8926270481.

The spelling of 147974 in words is "one hundred forty-seven thousand, nine hundred seventy-four".