4201928 has 8 divisors (see below), whose sum is σ = 7878630. Its totient is φ = 2100960.

The previous prime is 4201891. The next prime is 4201933. The reversal of 4201928 is 8291024.

It can be written as a sum of positive squares in only one way, i.e., 3912484 + 289444 = 1978^2 + 538^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 4201897 and 4201906.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262613 + ... + 262628.

Almost surely, 2^4201928 is an apocalyptic number.

It is an amenable number.

4201928 is a deficient number, since it is larger than the sum of its proper divisors (3676702).

4201928 is a wasteful number, since it uses less digits than its factorization.

4201928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525247 (or 525243 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 4201928 is about 2049.8604830573. The cubic root of 4201928 is about 161.3675488450.

The spelling of 4201928 in words is "four million, two hundred one thousand, nine hundred twenty-eight".