2136842 has 8 divisors (see below), whose sum is σ = 3279936. Its totient is φ = 1043532.

The previous prime is 2136839. The next prime is 2136853. The reversal of 2136842 is 2486312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2⁷ + 1 + 3⁸ + 6³ + 8⁵ + 4² + 2²¹ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12338 + ... + 12509.

It is an arithmetic number, because the mean of its divisors is an integer number (409992).

2^2136842 is an apocalyptic number.

2136842 is a deficient number, since it is larger than the sum of its proper divisors (1143094).

2136842 is a wasteful number, since it uses less digits than its factorization.

2136842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24892.

The product of its digits is 2304, while the sum is 26.

The square root of 2136842 is about 1461.7941031486. The cubic root of 2136842 is about 128.8024538838.

It can be divided in two parts, 21 and 36842, that added together give a palindrome (36863).

The spelling of 2136842 in words is "two million, one hundred thirty-six thousand, eight hundred forty-two".