36725009 has 2 divisors, whose sum is σ = 36725010. Its totient is φ = 36725008.

The previous prime is 36724999. The next prime is 36725027. The reversal of 36725009 is 90052763.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35521600 + 1203409 = 5960^2 + 1097^2 .

It is a cyclic number.

It is not a de Polignac number, because 36725009 - 2⁴ = 36724993 is a prime.

It is a Chen prime.

It is equal to p_2245874 and since 36725009 and 2245874 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (36725209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18362504 + 18362505.

It is an arithmetic number, because the mean of its divisors is an integer number (18362505).

Almost surely, 2^36725009 is an apocalyptic number.

It is an amenable number.

36725009 is a deficient number, since it is larger than the sum of its proper divisors (1).

36725009 is an equidigital number, since it uses as much as digits as its factorization.

36725009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 36725009 is about 6060.1162530103. The cubic root of 36725009 is about 332.3946080886.

The spelling of 36725009 in words is "thirty-six million, seven hundred twenty-five thousand, nine".