4133990 has 32 divisors (see below), whose sum is σ = 8631360. Its totient is φ = 1396224.

The previous prime is 4133971. The next prime is 4134023. The reversal of 4133990 is 993314.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4706 + ... + 5514.

It is an arithmetic number, because the mean of its divisors is an integer number (269730).

Almost surely, 2^4133990 is an apocalyptic number.

4133990 is an abundant number, since it is smaller than the sum of its proper divisors (4497370).

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

4133990 is a wasteful number, since it uses less digits than its factorization.

4133990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 4133990 is about 2033.2215816285. The cubic root of 4133990 is about 160.4931399778.

The spelling of 4133990 in words is "four million, one hundred thirty-three thousand, nine hundred ninety".