2670442 has 8 divisors (see below), whose sum is σ = 4054176. Its totient is φ = 1319052.

The previous prime is 2670439. The next prime is 2670443. The reversal of 2670442 is 2440762.

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

It is not an unprimeable number, because it can be changed into a prime (2670443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7878 + ... + 8209.

It is an arithmetic number, because the mean of its divisors is an integer number (506772).

2^2670442 is an apocalyptic number.

2670442 is a deficient number, since it is larger than the sum of its proper divisors (1383734).

2670442 is a wasteful number, since it uses less digits than its factorization.

2670442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16172.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 2670442 is about 1634.1487080434. The cubic root of 2670442 is about 138.7376657596.

The spelling of 2670442 in words is "two million, six hundred seventy thousand, four hundred forty-two".