36021442 has 16 divisors (see below), whose sum is σ = 55936512. Its totient is φ = 17379360.

The previous prime is 36021437. The next prime is 36021449. The reversal of 36021442 is 24412063.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (36021449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29598 + ... + 30790.

It is an arithmetic number, because the mean of its divisors is an integer number (3496032).

Almost surely, 2^36021442 is an apocalyptic number.

36021442 is a deficient number, since it is larger than the sum of its proper divisors (19915070).

36021442 is a wasteful number, since it uses less digits than its factorization.

36021442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 36021442 is about 6001.7865673481. The cubic root of 36021442 is about 330.2582673638.

It can be divided in two parts, 36021 and 442, that added together give a palindrome (36463).

The spelling of 36021442 in words is "thirty-six million, twenty-one thousand, four hundred forty-two".