36021000 has 64 divisors (see below), whose sum is σ = 112394880. Its totient is φ = 9604800.

The previous prime is 36020993. The next prime is 36021023. The reversal of 36021000 is 12063.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3004 + ... + 9003.

It is an arithmetic number, because the mean of its divisors is an integer number (1756170).

Almost surely, 2^36021000 is an apocalyptic number.

36021000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36021000 is an abundant number, since it is smaller than the sum of its proper divisors (76373880).

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

36021000 is a wasteful number, since it uses less digits than its factorization.

36021000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12031 (or 12017 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 36021000 is about 6001.7497448661. The cubic root of 36021000 is about 330.2569165503.

Adding to 36021000 its reverse (12063), we get a palindrome (36033063).

The spelling of 36021000 in words is "thirty-six million, twenty-one thousand".