2647542 has 8 divisors (see below), whose sum is σ = 5295096. Its totient is φ = 882512.

The previous prime is 2647537. The next prime is 2647549. The reversal of 2647542 is 2457462.

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

2647542 is an admirable number.

It is a d-powerful number, because it can be written as 2¹³ + 6⁷ + 4³ + 7² + 5 + 4⁹ + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2647549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220623 + ... + 220634.

It is an arithmetic number, because the mean of its divisors is an integer number (661887).

2^2647542 is an apocalyptic number.

2647542 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.

2647542 is a wasteful number, since it uses less digits than its factorization.

2647542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441262.

The product of its digits is 13440, while the sum is 30.

The square root of 2647542 is about 1627.1269157629. The cubic root of 2647542 is about 138.3399516196.

The spelling of 2647542 in words is "two million, six hundred forty-seven thousand, five hundred forty-two".