36731000 has 64 divisors (see below), whose sum is σ = 89743680. Its totient is φ = 14044800.

The previous prime is 36730963. The next prime is 36731011. The reversal of 36731000 is 13763.

It is a super-2 number, since 2×36731000² = 2698332722000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 22202 + ... + 23798.

It is an arithmetic number, because the mean of its divisors is an integer number (1402245).

Almost surely, 2^36731000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36731000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44871840).

36731000 is an abundant number, since it is smaller than the sum of its proper divisors (53012680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36731000 is a wasteful number, since it uses less digits than its factorization.

36731000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641 (or 1627 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 20.

The square root of 36731000 is about 6060.6105303014. The cubic root of 36731000 is about 332.4126817653.

Adding to 36731000 its reverse (13763), we get a palindrome (36744763).

The spelling of 36731000 in words is "thirty-six million, seven hundred thirty-one thousand".