738080819 has 4 divisors (see below), whose sum is σ = 843520944. Its totient is φ = 632640696.

The previous prime is 738080813. The next prime is 738080839. The reversal of 738080819 is 918080837.

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

It is a cyclic number.

It is not a de Polignac number, because 738080819 - 2⁴ = 738080803 is a prime.

It is a super-2 number, since 2×738080819² = 1089526590751421522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 738080819.

It is not an unprimeable number, because it can be changed into a prime (738080813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52720052 + ... + 52720065.

It is an arithmetic number, because the mean of its divisors is an integer number (210880236).

Almost surely, 2^738080819 is an apocalyptic number.

738080819 is a deficient number, since it is larger than the sum of its proper divisors (105440125).

738080819 is a wasteful number, since it uses less digits than its factorization.

738080819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105440124.

The product of its (nonzero) digits is 96768, while the sum is 44.

The square root of 738080819 is about 27167.6428679413. The cubic root of 738080819 is about 903.7215525035.

The spelling of 738080819 in words is "seven hundred thirty-eight million, eighty thousand, eight hundred nineteen".