2736642 has 8 divisors (see below), whose sum is σ = 5473296. Its totient is φ = 912212.

The previous prime is 2736637. The next prime is 2736673. The reversal of 2736642 is 2466372.

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

2736642 is an admirable number.

It is a d-powerful number, because it can be written as 2 + 7 + 3⁵ + 6 + 6⁸ + 4¹⁰ + 2¹³ .

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 3 ways as a sum of consecutive naturals, for example, 228048 + ... + 228059.

It is an arithmetic number, because the mean of its divisors is an integer number (684162).

2^2736642 is an apocalyptic number.

2736642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2736642 is a wasteful number, since it uses less digits than its factorization.

2736642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456112.

The product of its digits is 12096, while the sum is 30.

The square root of 2736642 is about 1654.2799037648. The cubic root of 2736642 is about 139.8747519284.

The spelling of 2736642 in words is "two million, seven hundred thirty-six thousand, six hundred forty-two".