4321970 has 16 divisors (see below), whose sum is σ = 7990488. Its totient is φ = 1681920.

The previous prime is 4321931. The next prime is 4321981. The reversal of 4321970 is 791234.

It can be written as a sum of positive squares in 4 ways, for example, as 4092529 + 229441 = 2023^2 + 479^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5471 + ... + 6210.

Almost surely, 2^4321970 is an apocalyptic number.

4321970 is a deficient number, since it is larger than the sum of its proper divisors (3668518).

4321970 is a wasteful number, since it uses less digits than its factorization.

4321970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11725.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 4321970 is about 2078.9348234132. The cubic root of 4321970 is about 162.8898097275.

The spelling of 4321970 in words is "four million, three hundred twenty-one thousand, nine hundred seventy".