36673631 has 2 divisors, whose sum is σ = 36673632. Its totient is φ = 36673630.

The previous prime is 36673613. The next prime is 36673657. The reversal of 36673631 is 13637663.

Together with previous prime (36673613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36673631 - 2²² = 32479327 is a prime.

It is a super-2 number, since 2×36673631² = 2689910421448322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36673591 and 36673600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36673691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18336815 + 18336816.

It is an arithmetic number, because the mean of its divisors is an integer number (18336816).

Almost surely, 2^36673631 is an apocalyptic number.

36673631 is a deficient number, since it is larger than the sum of its proper divisors (1).

36673631 is an equidigital number, since it uses as much as digits as its factorization.

36673631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 35.

The square root of 36673631 is about 6055.8757417900. The cubic root of 36673631 is about 332.2395299305.

The spelling of 36673631 in words is "thirty-six million, six hundred seventy-three thousand, six hundred thirty-one".