4147420 has 12 divisors (see below), whose sum is σ = 8709624. Its totient is φ = 1658960.

The previous prime is 4147417. The next prime is 4147457. The reversal of 4147420 is 247414.

It is a junction number, because it is equal to n+sod(n) for n = 4147391 and 4147400.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 103666 + ... + 103705.

It is an arithmetic number, because the mean of its divisors is an integer number (725802).

Almost surely, 2^4147420 is an apocalyptic number.

It is an amenable number.

4147420 is an abundant number, since it is smaller than the sum of its proper divisors (4562204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4147420 is a wasteful number, since it uses less digits than its factorization.

4147420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207380 (or 207378 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 4147420 is about 2036.5215442023. The cubic root of 4147420 is about 160.6667489272. Note that the first 3 decimals are identical.

The spelling of 4147420 in words is "four million, one hundred forty-seven thousand, four hundred twenty".