738427633 has 2 divisors, whose sum is σ = 738427634. Its totient is φ = 738427632.

The previous prime is 738427607. The next prime is 738427637. The reversal of 738427633 is 336724837.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 716739984 + 21687649 = 26772^2 + 4657^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-738427633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 738427633.

It is not a weakly prime, because it can be changed into another prime (738427637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369213816 + 369213817.

It is an arithmetic number, because the mean of its divisors is an integer number (369213817).

Almost surely, 2^738427633 is an apocalyptic number.

It is an amenable number.

738427633 is a deficient number, since it is larger than the sum of its proper divisors (1).

738427633 is an equidigital number, since it uses as much as digits as its factorization.

738427633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 43.

The square root of 738427633 is about 27174.0249687086. The cubic root of 738427633 is about 903.8630791043.

The spelling of 738427633 in words is "seven hundred thirty-eight million, four hundred twenty-seven thousand, six hundred thirty-three".