2664546 has 32 divisors (see below), whose sum is σ = 5712768. Its totient is φ = 825600.

The previous prime is 2664539. The next prime is 2664547. The reversal of 2664546 is 6454662.

It is a super-2 number, since 2×2664546² = 14199610772232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2664547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15316 + ... + 15488.

It is an arithmetic number, because the mean of its divisors is an integer number (178524).

2^2664546 is an apocalyptic number.

2664546 is an abundant number, since it is smaller than the sum of its proper divisors (3048222).

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

2664546 is a wasteful number, since it uses less digits than its factorization.

2664546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346.

The product of its digits is 34560, while the sum is 33.

The square root of 2664546 is about 1632.3437138054. The cubic root of 2664546 is about 138.6354854179.

The spelling of 2664546 in words is "two million, six hundred sixty-four thousand, five hundred forty-six".