36031320 has 96 divisors (see below), whose sum is σ = 126126000. Its totient is φ = 8868096.

The previous prime is 36031319. The next prime is 36031337. The reversal of 36031320 is 2313063.

It is a happy number.

It is a super-3 number, since 3×36031320³ (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 36031293 and 36031302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 831 + ... + 8529.

Almost surely, 2^36031320 is an apocalyptic number.

36031320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36031320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63063000).

36031320 is an abundant number, since it is smaller than the sum of its proper divisors (90094680).

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

36031320 is a wasteful number, since it uses less digits than its factorization.

36031320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7729 (or 7722 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 36031320 is about 6002.6094325718. The cubic root of 36031320 is about 330.2884530239.

Adding to 36031320 its reverse (2313063), we get a palindrome (38344383).

The spelling of 36031320 in words is "thirty-six million, thirty-one thousand, three hundred twenty".