2664526 has 8 divisors (see below), whose sum is σ = 4015080. Its totient is φ = 1326168.

The previous prime is 2664521. The next prime is 2664533. The reversal of 2664526 is 6254662.

2664526 = T₂₅ + T₂₆ + ... + T₂₅₁.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664521) 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, 2481 + ... + 3388.

It is an arithmetic number, because the mean of its divisors is an integer number (501885).

2^2664526 is an apocalyptic number.

2664526 is a deficient number, since it is larger than the sum of its proper divisors (1350554).

2664526 is a wasteful number, since it uses less digits than its factorization.

2664526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6098.

The product of its digits is 17280, while the sum is 31.

The square root of 2664526 is about 1632.3375876331. The cubic root of 2664526 is about 138.6351385524.

The spelling of 2664526 in words is "two million, six hundred sixty-four thousand, five hundred twenty-six".