36210020 has 72 divisors (see below), whose sum is σ = 96526080. Its totient is φ = 11282880.

The previous prime is 36210019. The next prime is 36210023. The reversal of 36210020 is 2001263.

It is a super-2 number, since 2×36210020² = 2622331096800800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 36209977 and 36210004.

It is not an unprimeable number, because it can be changed into a prime (36210023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9101 + ... + 12459.

It is an arithmetic number, because the mean of its divisors is an integer number (1340640).

Almost surely, 2^36210020 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 36210020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48263040).

36210020 is an abundant number, since it is smaller than the sum of its proper divisors (60316060).

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

36210020 is a wasteful number, since it uses less digits than its factorization.

36210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3393 (or 3384 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 36210020 is about 6017.4762151586. The cubic root of 36210020 is about 330.8335828254.

Adding to 36210020 its reverse (2001263), we get a palindrome (38211283).

The spelling of 36210020 in words is "thirty-six million, two hundred ten thousand, twenty".