147793874 has 4 divisors (see below), whose sum is σ = 221690814. Its totient is φ = 73896936.

The previous prime is 147793871. The next prime is 147793909. The reversal of 147793874 is 478397741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 478397741 = 19853 ⋅24097.

It can be written as a sum of positive squares in only one way, i.e., 147792649 + 1225 = 12157^2 + 35^2 .

It is not an unprimeable number, because it can be changed into a prime (147793871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36948467 + ... + 36948470.

Almost surely, 2^147793874 is an apocalyptic number.

147793874 is a deficient number, since it is larger than the sum of its proper divisors (73896940).

147793874 is an equidigital number, since it uses as much as digits as its factorization.

147793874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73896939.

The product of its digits is 1185408, while the sum is 50.

The square root of 147793874 is about 12157.0503823913. The cubic root of 147793874 is about 528.7115659664.

The spelling of 147793874 in words is "one hundred forty-seven million, seven hundred ninety-three thousand, eight hundred seventy-four".