4187426 has 32 divisors (see below), whose sum is σ = 7032960. Its totient is φ = 1862784.

The previous prime is 4187419. The next prime is 4187437. The reversal of 4187426 is 6247814.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 4187392 and 4187401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57326 + ... + 57398.

It is an arithmetic number, because the mean of its divisors is an integer number (219780).

Almost surely, 2^4187426 is an apocalyptic number.

4187426 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

4187426 is a deficient number, since it is larger than the sum of its proper divisors (2845534).

4187426 is a wasteful number, since it uses less digits than its factorization.

4187426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170.

The product of its digits is 10752, while the sum is 32.

The square root of 4187426 is about 2046.3201118105. The cubic root of 4187426 is about 161.1816937221.

The spelling of 4187426 in words is "four million, one hundred eighty-seven thousand, four hundred twenty-six".