36987437 has 2 divisors, whose sum is σ = 36987438. Its totient is φ = 36987436.

The previous prime is 36987409. The next prime is 36987443. The reversal of 36987437 is 73478963.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24462916 + 12524521 = 4946^2 + 3539^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36987437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36987391 and 36987400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36987487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18493718 + 18493719.

It is an arithmetic number, because the mean of its divisors is an integer number (18493719).

Almost surely, 2^36987437 is an apocalyptic number.

It is an amenable number.

36987437 is a deficient number, since it is larger than the sum of its proper divisors (1).

36987437 is an equidigital number, since it uses as much as digits as its factorization.

36987437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 47.

The square root of 36987437 is about 6081.7297703861. The cubic root of 36987437 is about 333.1844667483.

The spelling of 36987437 in words is "thirty-six million, nine hundred eighty-seven thousand, four hundred thirty-seven".