738396761 has 4 divisors (see below), whose sum is σ = 770500992. Its totient is φ = 706292532.

The previous prime is 738396721. The next prime is 738396793. The reversal of 738396761 is 167693837.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-738396761 is a prime.

It is a super-2 number, since 2×738396761² = 1090459553310582242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (738396721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16052081 + ... + 16052126.

It is an arithmetic number, because the mean of its divisors is an integer number (192625248).

Almost surely, 2^738396761 is an apocalyptic number.

It is an amenable number.

738396761 is a deficient number, since it is larger than the sum of its proper divisors (32104231).

738396761 is a wasteful number, since it uses less digits than its factorization.

738396761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32104230.

The product of its digits is 1143072, while the sum is 50.

The square root of 738396761 is about 27173.4569203110. The cubic root of 738396761 is about 903.8504827673.

The spelling of 738396761 in words is "seven hundred thirty-eight million, three hundred ninety-six thousand, seven hundred sixty-one".