738661234 has 4 divisors (see below), whose sum is σ = 1107991854. Its totient is φ = 369330616.

The previous prime is 738661223. The next prime is 738661241. The reversal of 738661234 is 432166837.

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., 713691225 + 24970009 = 26715^2 + 4997^2 .

It is a super-2 number, since 2×738661234² = 1091240837228805512, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184665307 + ... + 184665310.

Almost surely, 2^738661234 is an apocalyptic number.

738661234 is a deficient number, since it is larger than the sum of its proper divisors (369330620).

738661234 is a wasteful number, since it uses less digits than its factorization.

738661234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369330619.

The product of its digits is 145152, while the sum is 40.

The square root of 738661234 is about 27178.3228695223. The cubic root of 738661234 is about 903.9583811797.

The spelling of 738661234 in words is "seven hundred thirty-eight million, six hundred sixty-one thousand, two hundred thirty-four".