4202426 has 4 divisors (see below), whose sum is σ = 6303642. Its totient is φ = 2101212.

The previous prime is 4202413. The next prime is 4202447. The reversal of 4202426 is 6242024.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3478225 + 724201 = 1865^2 + 851^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4202398 and 4202407.

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 as a sum of consecutive naturals, namely, 1050605 + ... + 1050608.

Almost surely, 2^4202426 is an apocalyptic number.

4202426 is a deficient number, since it is larger than the sum of its proper divisors (2101216).

4202426 is a wasteful number, since it uses less digits than its factorization.

4202426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101215.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4202426 is about 2049.9819511401. The cubic root of 4202426 is about 161.3739235271.

The spelling of 4202426 in words is "four million, two hundred two thousand, four hundred twenty-six".