147780214 has 16 divisors (see below), whose sum is σ = 233578800. Its totient is φ = 69928704.

The previous prime is 147780209. The next prime is 147780239. The reversal of 147780214 is 412087741.

It is a self number, because there is not a number n which added to its sum of digits gives 147780214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59934 + ... + 62350.

It is an arithmetic number, because the mean of its divisors is an integer number (14598675).

Almost surely, 2^147780214 is an apocalyptic number.

147780214 is a deficient number, since it is larger than the sum of its proper divisors (85798586).

147780214 is a wasteful number, since it uses less digits than its factorization.

147780214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4047.

The product of its (nonzero) digits is 12544, while the sum is 34.

The square root of 147780214 is about 12156.4885554999. The cubic root of 147780214 is about 528.6952765621.

The spelling of 147780214 in words is "one hundred forty-seven million, seven hundred eighty thousand, two hundred fourteen".