738534975 has 24 divisors (see below), whose sum is σ = 1222302720. Its totient is φ = 393479520.

The previous prime is 738534947. The next prime is 738534977. The reversal of 738534975 is 579435837.

It is a Cunningham number, because it is equal to 27176²-1.

It is not a de Polignac number, because 738534975 - 2⁵ = 738534943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738534977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76996 + ... + 86054.

It is an arithmetic number, because the mean of its divisors is an integer number (50929280).

Almost surely, 2^738534975 is an apocalyptic number.

738534975 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

738534975 is a deficient number, since it is larger than the sum of its proper divisors (483767745).

738534975 is a wasteful number, since it uses less digits than its factorization.

738534975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10159 (or 10154 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 51.

The square root of 738534975 is about 27175.9999816014. Note that the first 4 decimals coincide. The cubic root of 738534975 is about 903.9068738583.

The spelling of 738534975 in words is "seven hundred thirty-eight million, five hundred thirty-four thousand, nine hundred seventy-five".