738632845 has 4 divisors (see below), whose sum is σ = 886359420. Its totient is φ = 590906272.

The previous prime is 738632831. The next prime is 738632861. The reversal of 738632845 is 548236837.

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

It can be written as a sum of positive squares in 2 ways, for example, as 431226756 + 307406089 = 20766^2 + 17533^2 .

It is a cyclic number.

It is not a de Polignac number, because 738632845 - 2⁹ = 738632333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 738632795 and 738632804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73863280 + ... + 73863289.

It is an arithmetic number, because the mean of its divisors is an integer number (221589855).

Almost surely, 2^738632845 is an apocalyptic number.

It is an amenable number.

738632845 is a deficient number, since it is larger than the sum of its proper divisors (147726575).

738632845 is a wasteful number, since it uses less digits than its factorization.

738632845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147726574.

The product of its digits is 967680, while the sum is 46.

The square root of 738632845 is about 27177.8005916594. The cubic root of 738632845 is about 903.9468004072.

The spelling of 738632845 in words is "seven hundred thirty-eight million, six hundred thirty-two thousand, eight hundred forty-five".