2664534 has 8 divisors (see below), whose sum is σ = 5329080. Its totient is φ = 888176.

The previous prime is 2664533. The next prime is 2664539. The reversal of 2664534 is 4354662.

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

2664534 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664533) 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, 222039 + ... + 222050.

It is an arithmetic number, because the mean of its divisors is an integer number (666135).

2^2664534 is an apocalyptic number.

2664534 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.

2664534 is a wasteful number, since it uses less digits than its factorization.

2664534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444094.

The product of its digits is 17280, while the sum is 30.

The square root of 2664534 is about 1632.3400381048. The cubic root of 2664534 is about 138.6352772988.

The spelling of 2664534 in words is "two million, six hundred sixty-four thousand, five hundred thirty-four".