738838567 has 4 divisors (see below), whose sum is σ = 749244816. Its totient is φ = 728432320.

The previous prime is 738838553. The next prime is 738838577. The reversal of 738838567 is 765838837.

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 738838567 - 2¹⁵ = 738805799 is a prime.

It is a super-2 number, since 2×738838567² = 1091764856173226978, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738838537) 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, 5203018 + ... + 5203159.

It is an arithmetic number, because the mean of its divisors is an integer number (187311204).

Almost surely, 2^738838567 is an apocalyptic number.

738838567 is a deficient number, since it is larger than the sum of its proper divisors (10406249).

738838567 is a wasteful number, since it uses less digits than its factorization.

738838567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10406248.

The product of its digits is 6773760, while the sum is 55.

The square root of 738838567 is about 27181.5850715149. The cubic root of 738838567 is about 904.0307142141.

The spelling of 738838567 in words is "seven hundred thirty-eight million, eight hundred thirty-eight thousand, five hundred sixty-seven".