2662406 has 16 divisors (see below), whose sum is σ = 4114320. Its totient is φ = 1291680.

The previous prime is 2662399. The next prime is 2662453. The reversal of 2662406 is 6042662.

2662406 = T₁₀₀ + T₁₀₁ + ... + T₂₅₆.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16880 + ... + 17036.

It is an arithmetic number, because the mean of its divisors is an integer number (257145).

2^2662406 is an apocalyptic number.

2662406 is a deficient number, since it is larger than the sum of its proper divisors (1451914).

2662406 is a wasteful number, since it uses less digits than its factorization.

2662406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 2662406 is about 1631.6880829374. The cubic root of 2662406 is about 138.5983609697.

The spelling of 2662406 in words is "two million, six hundred sixty-two thousand, four hundred six".