2665734 has 8 divisors (see below), whose sum is σ = 5331480. Its totient is φ = 888576.

The previous prime is 2665727. The next prime is 2665763. The reversal of 2665734 is 4375662.

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

2665734 is an admirable number.

It is a super-2 number, since 2×2665734² = 14212275517512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2665695 and 2665704.

It is a congruent number.

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, 222139 + ... + 222150.

It is an arithmetic number, because the mean of its divisors is an integer number (666435).

2^2665734 is an apocalyptic number.

2665734 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.

2665734 is a wasteful number, since it uses less digits than its factorization.

2665734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444294.

The product of its digits is 30240, while the sum is 33.

The square root of 2665734 is about 1632.7075672024. The cubic root of 2665734 is about 138.6560861113.

The spelling of 2665734 in words is "two million, six hundred sixty-five thousand, seven hundred thirty-four".