36442146 has 48 divisors (see below), whose sum is σ = 80057376. Its totient is φ = 11052288.

The previous prime is 36442139. The next prime is 36442157. The reversal of 36442146 is 64124463.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83946 + ... + 84378.

It is an arithmetic number, because the mean of its divisors is an integer number (1667862).

Almost surely, 2^36442146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36442146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40028688).

36442146 is an abundant number, since it is smaller than the sum of its proper divisors (43615230).

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

36442146 is a wasteful number, since it uses less digits than its factorization.

36442146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547 (or 534 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 36442146 is about 6036.7330568777. The cubic root of 36442146 is about 331.5390188597.

The spelling of 36442146 in words is "thirty-six million, four hundred forty-two thousand, one hundred forty-six".