736526497 has 6 divisors (see below), whose sum is σ = 856775778. Its totient is φ = 631308384.

The previous prime is 736526491. The next prime is 736526533. The reversal of 736526497 is 794625637.

It can be written as a sum of positive squares in only one way, i.e., 680635921 + 55890576 = 26089^2 + 7476^2 .

It is not a de Polignac number, because 736526497 - 2¹⁵ = 736493729 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49), and also a Moran number because the ratio is a prime number: 15031153 = 736526497 / (7 + 3 + 6 + 5 + 2 + 6 + 4 + 9 + 7).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 736526497.

It is not an unprimeable number, because it can be changed into a prime (736526491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7515528 + ... + 7515625.

It is an arithmetic number, because the mean of its divisors is an integer number (142795963).

Almost surely, 2^736526497 is an apocalyptic number.

It is an amenable number.

736526497 is a deficient number, since it is larger than the sum of its proper divisors (120249281).

736526497 is a wasteful number, since it uses less digits than its factorization.

736526497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15031167 (or 15031160 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 49.

The square root of 736526497 is about 27139.0216662281. The cubic root of 736526497 is about 903.0867252402.

The spelling of 736526497 in words is "seven hundred thirty-six million, five hundred twenty-six thousand, four hundred ninety-seven".