36400037 has 2 divisors, whose sum is σ = 36400038. Its totient is φ = 36400036.

The previous prime is 36400031. The next prime is 36400057. The reversal of 36400037 is 73000463.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20511841 + 15888196 = 4529^2 + 3986^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36400037 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 36399985 and 36400021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36400031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18200018 + 18200019.

It is an arithmetic number, because the mean of its divisors is an integer number (18200019).

Almost surely, 2^36400037 is an apocalyptic number.

It is an amenable number.

36400037 is a deficient number, since it is larger than the sum of its proper divisors (1).

36400037 is an equidigital number, since it uses as much as digits as its factorization.

36400037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 36400037 is about 6033.2443179437. The cubic root of 36400037 is about 331.4112715600.

The spelling of 36400037 in words is "thirty-six million, four hundred thousand, thirty-seven".