738662723 has 2 divisors, whose sum is σ = 738662724. Its totient is φ = 738662722.

The previous prime is 738662707. The next prime is 738662759. The reversal of 738662723 is 327266837.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 738662723 - 2⁴ = 738662707 is a prime.

It is not a weakly prime, because it can be changed into another prime (738662923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369331361 + 369331362.

It is an arithmetic number, because the mean of its divisors is an integer number (369331362).

Almost surely, 2^738662723 is an apocalyptic number.

738662723 is a deficient number, since it is larger than the sum of its proper divisors (1).

738662723 is an equidigital number, since it uses as much as digits as its factorization.

738662723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 44.

The square root of 738662723 is about 27178.3502626631. The cubic root of 738662723 is about 903.9589885818.

The spelling of 738662723 in words is "seven hundred thirty-eight million, six hundred sixty-two thousand, seven hundred twenty-three".