2063971 has 16 divisors (see below), whose sum is σ = 2613184. Its totient is φ = 1586304.

The previous prime is 2063939. The next prime is 2063983. The reversal of 2063971 is 1793602.

2063971 = 540² + 541² + ... + 546².

It is a 7-Lehmer number, since φ(2063971) divides (2063971-1)⁷.

It is a cyclic number.

It is not a de Polignac number, because 2063971 - 2⁵ = 2063939 is a prime.

It is a deceptive number, since it divides R_2063970.

It is not an unprimeable number, because it can be changed into a prime (2063921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3061 + ... + 3673.

It is an arithmetic number, because the mean of its divisors is an integer number (163324).

2^2063971 is an apocalyptic number.

2063971 is a deficient number, since it is larger than the sum of its proper divisors (549213).

2063971 is a wasteful number, since it uses less digits than its factorization.

2063971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 2063971 is about 1436.6527068154. The cubic root of 2063971 is about 127.3213388980.

The spelling of 2063971 in words is "two million, sixty-three thousand, nine hundred seventy-one".