147072194 has 4 divisors (see below), whose sum is σ = 220608294. Its totient is φ = 73536096.

The previous prime is 147072193. The next prime is 147072203. The reversal of 147072194 is 491270741.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 125104225 + 21967969 = 11185^2 + 4687^2 .

It is not an unprimeable number, because it can be changed into a prime (147072193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36768047 + ... + 36768050.

Almost surely, 2^147072194 is an apocalyptic number.

147072194 is a deficient number, since it is larger than the sum of its proper divisors (73536100).

147072194 is an equidigital number, since it uses as much as digits as its factorization.

147072194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73536099.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 147072194 is about 12127.3325179118. The cubic root of 147072194 is about 527.8495922403.

The spelling of 147072194 in words is "one hundred forty-seven million, seventy-two thousand, one hundred ninety-four".