738405601 has 2 divisors, whose sum is σ = 738405602. Its totient is φ = 738405600.

The previous prime is 738405587. The next prime is 738405623. The reversal of 738405601 is 106504837.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 697752225 + 40653376 = 26415^2 + 6376^2 .

It is an emirp because it is prime and its reverse (106504837) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 738405601 - 2¹¹ = 738403553 is a prime.

It is not a weakly prime, because it can be changed into another prime (738405631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369202800 + 369202801.

It is an arithmetic number, because the mean of its divisors is an integer number (369202801).

Almost surely, 2^738405601 is an apocalyptic number.

It is an amenable number.

738405601 is a deficient number, since it is larger than the sum of its proper divisors (1).

738405601 is an equidigital number, since it uses as much as digits as its factorization.

738405601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 738405601 is about 27173.6195785545. The cubic root of 738405601 is about 903.8540896838.

The spelling of 738405601 in words is "seven hundred thirty-eight million, four hundred five thousand, six hundred one".