4135998 has 64 divisors (see below), whose sum is σ = 9580032. Its totient is φ = 1182720.

The previous prime is 4135997. The next prime is 4136003. The reversal of 4135998 is 8995314.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4135991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96165 + ... + 96207.

It is an arithmetic number, because the mean of its divisors is an integer number (149688).

Almost surely, 2^4135998 is an apocalyptic number.

4135998 is an abundant number, since it is smaller than the sum of its proper divisors (5444034).

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

4135998 is a wasteful number, since it uses less digits than its factorization.

4135998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129.

The product of its digits is 38880, while the sum is 39.

The square root of 4135998 is about 2033.7153193109. The cubic root of 4135998 is about 160.5191211776.

The spelling of 4135998 in words is "four million, one hundred thirty-five thousand, nine hundred ninety-eight".