2664770 has 8 divisors (see below), whose sum is σ = 4796604. Its totient is φ = 1065904.

The previous prime is 2664763. The next prime is 2664793. The reversal of 2664770 is 774662.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2601769 + 63001 = 1613^2 + 251^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133229 + ... + 133248.

2^2664770 is an apocalyptic number.

2664770 is a deficient number, since it is larger than the sum of its proper divisors (2131834).

2664770 is a wasteful number, since it uses less digits than its factorization.

2664770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266484.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 2664770 is about 1632.4123253639. The cubic root of 2664770 is about 138.6393701921.

The spelling of 2664770 in words is "two million, six hundred sixty-four thousand, seven hundred seventy".