738463378 has 4 divisors (see below), whose sum is σ = 1107695070. Its totient is φ = 369231688.

The previous prime is 738463361. The next prime is 738463379. The reversal of 738463378 is 873364837.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 873364837 = 1879 ⋅464803.

It can be written as a sum of positive squares in only one way, i.e., 486511249 + 251952129 = 22057^2 + 15873^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (738463379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184615843 + ... + 184615846.

Almost surely, 2^738463378 is an apocalyptic number.

738463378 is a deficient number, since it is larger than the sum of its proper divisors (369231692).

738463378 is a wasteful number, since it uses less digits than its factorization.

738463378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369231691.

The product of its digits is 2032128, while the sum is 49.

The square root of 738463378 is about 27174.6826660405. The cubic root of 738463378 is about 903.8776632752.

The spelling of 738463378 in words is "seven hundred thirty-eight million, four hundred sixty-three thousand, three hundred seventy-eight".