738134018 has 4 divisors (see below), whose sum is σ = 1107201030. Its totient is φ = 369067008.

The previous prime is 738134017. The next prime is 738134039. The reversal of 738134018 is 810431837.

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., 713263849 + 24870169 = 26707^2 + 4987^2 .

It is not an unprimeable number, because it can be changed into a prime (738134011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184533503 + ... + 184533506.

Almost surely, 2^738134018 is an apocalyptic number.

738134018 is a deficient number, since it is larger than the sum of its proper divisors (369067012).

738134018 is a wasteful number, since it uses less digits than its factorization.

738134018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369067011.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 738134018 is about 27168.6219378164. The cubic root of 738134018 is about 903.7432646370.

The spelling of 738134018 in words is "seven hundred thirty-eight million, one hundred thirty-four thousand, eighteen".