2122946 has 32 divisors (see below), whose sum is σ = 4008960. Its totient is φ = 822096.

The previous prime is 2122937. The next prime is 2122957. The reversal of 2122946 is 6492212.

2122946 = T₁₀₈ + T₁₀₉ + ... + T₂₄₀.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5945 + ... + 6291.

It is an arithmetic number, because the mean of its divisors is an integer number (125280).

2^2122946 is an apocalyptic number.

2122946 is a deficient number, since it is larger than the sum of its proper divisors (1886014).

2122946 is a wasteful number, since it uses less digits than its factorization.

2122946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398.

The product of its digits is 1728, while the sum is 26.

The square root of 2122946 is about 1457.0332871970. The cubic root of 2122946 is about 128.5226433372.

The spelling of 2122946 in words is "two million, one hundred twenty-two thousand, nine hundred forty-six".