2666434 has 16 divisors (see below), whose sum is σ = 4273920. Its totient is φ = 1244880.

The previous prime is 2666429. The next prime is 2666453. The reversal of 2666434 is 4346662.

2666434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 2666396 and 2666405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1057 + ... + 2539.

It is an arithmetic number, because the mean of its divisors is an integer number (267120).

2^2666434 is an apocalyptic number.

2666434 is a deficient number, since it is larger than the sum of its proper divisors (1607486).

2666434 is a wasteful number, since it uses less digits than its factorization.

2666434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545.

The product of its digits is 20736, while the sum is 31.

The square root of 2666434 is about 1632.9219209748. The cubic root of 2666434 is about 138.6682217014.

The spelling of 2666434 in words is "two million, six hundred sixty-six thousand, four hundred thirty-four".