4129550 has 12 divisors (see below), whose sum is σ = 7681056. Its totient is φ = 1651800.

The previous prime is 4129529. The next prime is 4129553. The reversal of 4129550 is 559214.

4129550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4129553) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 41246 + ... + 41345.

It is an arithmetic number, because the mean of its divisors is an integer number (640088).

Almost surely, 2^4129550 is an apocalyptic number.

4129550 is a deficient number, since it is larger than the sum of its proper divisors (3551506).

4129550 is a wasteful number, since it uses less digits than its factorization.

4129550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82603 (or 82598 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 4129550 is about 2032.1294250121. The cubic root of 4129550 is about 160.4356616251.

The spelling of 4129550 in words is "four million, one hundred twenty-nine thousand, five hundred fifty".