36021458 has 24 divisors (see below), whose sum is σ = 60673536. Its totient is φ = 16019960.

The previous prime is 36021457. The next prime is 36021481. The reversal of 36021458 is 85412063.

It is a self number, because there is not a number n which added to its sum of digits gives 36021458.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36021457) 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 11 ways as a sum of consecutive naturals, for example, 9791 + ... + 12957.

It is an arithmetic number, because the mean of its divisors is an integer number (2528064).

Almost surely, 2^36021458 is an apocalyptic number.

36021458 is a deficient number, since it is larger than the sum of its proper divisors (24652078).

36021458 is a wasteful number, since it uses less digits than its factorization.

36021458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238 (or 3227 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 36021458 is about 6001.7879002844. The cubic root of 36021458 is about 330.2583162618.

The spelling of 36021458 in words is "thirty-six million, twenty-one thousand, four hundred fifty-eight".