4148436 has 24 divisors (see below), whose sum is σ = 9712864. Its totient is φ = 1378080.

The previous prime is 4148413. The next prime is 4148437. The reversal of 4148436 is 6348414.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4148437) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5946 + ... + 6606.

Almost surely, 2^4148436 is an apocalyptic number.

It is an amenable number.

4148436 is an abundant number, since it is smaller than the sum of its proper divisors (5564428).

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

4148436 is a wasteful number, since it uses less digits than its factorization.

4148436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191 (or 1189 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 4148436 is about 2036.7709738702. The cubic root of 4148436 is about 160.6798674514.

The spelling of 4148436 in words is "four million, one hundred forty-eight thousand, four hundred thirty-six".