36997810 has 8 divisors (see below), whose sum is σ = 66596076. Its totient is φ = 14799120.

The previous prime is 36997801. The next prime is 36997811. The reversal of 36997810 is 1879963.

It can be written as a sum of positive squares in 2 ways, for example, as 35772361 + 1225449 = 5981^2 + 1107^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×36997810² = 2737675889592200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36997811) 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 in 3 ways as a sum of consecutive naturals, for example, 1849881 + ... + 1849900.

Almost surely, 2^36997810 is an apocalyptic number.

36997810 is a deficient number, since it is larger than the sum of its proper divisors (29598266).

36997810 is a wasteful number, since it uses less digits than its factorization.

36997810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3699788.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 36997810 is about 6082.5825107433. The cubic root of 36997810 is about 333.2156106512.

The spelling of 36997810 in words is "thirty-six million, nine hundred ninety-seven thousand, eight hundred ten".