2670406 has 8 divisors (see below), whose sum is σ = 4013784. Its totient is φ = 1332480.

The previous prime is 2670373. The next prime is 2670439. The reversal of 2670406 is 6040762.

It is an interprime number because it is at equal distance from previous prime (2670373) and next prime (2670439).

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

It is an Ulam number.

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, 241 + ... + 2323.

It is an arithmetic number, because the mean of its divisors is an integer number (501723).

2^2670406 is an apocalyptic number.

2670406 is a deficient number, since it is larger than the sum of its proper divisors (1343378).

2670406 is a wasteful number, since it uses less digits than its factorization.

2670406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 2670406 is about 1634.1376930969. The cubic root of 2670406 is about 138.7370423200.

The spelling of 2670406 in words is "two million, six hundred seventy thousand, four hundred six".