2236542 has 64 divisors (see below), whose sum is σ = 5750784. Its totient is φ = 563040.

The previous prime is 2236519. The next prime is 2236573. The reversal of 2236542 is 2456322.

It is a d-powerful number, because it can be written as 2¹³ + 2¹⁷ + 3⁴ + 6² + 5 + 4 + 2²¹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21663 + ... + 21765.

It is an arithmetic number, because the mean of its divisors is an integer number (89856).

2^2236542 is an apocalyptic number.

2236542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2236542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2875392).

2236542 is an abundant number, since it is smaller than the sum of its proper divisors (3514242).

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

2236542 is a wasteful number, since it uses less digits than its factorization.

2236542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173.

The product of its digits is 2880, while the sum is 24.

The square root of 2236542 is about 1495.5072717978. The cubic root of 2236542 is about 130.7752882830.

The spelling of 2236542 in words is "two million, two hundred thirty-six thousand, five hundred forty-two".