736772389 has 2 divisors, whose sum is σ = 736772390. Its totient is φ = 736772388.

The previous prime is 736772359. The next prime is 736772411. The reversal of 736772389 is 983277637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 698703489 + 38068900 = 26433^2 + 6170^2 .

It is a cyclic number.

It is not a de Polignac number, because 736772389 - 2¹¹ = 736770341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (736772359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 368386194 + 368386195.

It is an arithmetic number, because the mean of its divisors is an integer number (368386195).

Almost surely, 2^736772389 is an apocalyptic number.

It is an amenable number.

736772389 is a deficient number, since it is larger than the sum of its proper divisors (1).

736772389 is an equidigital number, since it uses as much as digits as its factorization.

736772389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2667168, while the sum is 52.

The square root of 736772389 is about 27143.5515178099. The cubic root of 736772389 is about 903.1872136338.

The spelling of 736772389 in words is "seven hundred thirty-six million, seven hundred seventy-two thousand, three hundred eighty-nine".