738390065 has 48 divisors (see below), whose sum is σ = 1094400000. Its totient is φ = 475517952.

The previous prime is 738390061. The next prime is 738390073. The reversal of 738390065 is 560093837.

It is not a de Polignac number, because 738390065 - 2² = 738390061 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (738390061) 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 47 ways as a sum of consecutive naturals, for example, 590561 + ... + 591809.

It is an arithmetic number, because the mean of its divisors is an integer number (22800000).

Almost surely, 2^738390065 is an apocalyptic number.

It is an amenable number.

738390065 is a deficient number, since it is larger than the sum of its proper divisors (356009935).

738390065 is a wasteful number, since it uses less digits than its factorization.

738390065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414 (or 1407 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 738390065 is about 27173.3337115636. Note that the first 3 decimals coincide. The cubic root of 738390065 is about 903.8477506313.

The spelling of 738390065 in words is "seven hundred thirty-eight million, three hundred ninety thousand, sixty-five".