4049998 has 8 divisors (see below), whose sum is σ = 6216408. Its totient is φ = 1977864.

The previous prime is 4049989. The next prime is 4050019. The reversal of 4049998 is 8999404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (43).

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, 23461 + ... + 23632.

It is an arithmetic number, because the mean of its divisors is an integer number (777051).

Almost surely, 2^4049998 is an apocalyptic number.

4049998 is a deficient number, since it is larger than the sum of its proper divisors (2166410).

4049998 is a wasteful number, since it uses less digits than its factorization.

4049998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47138.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 4049998 is about 2012.4606828458. The cubic root of 4049998 is about 159.3987591389.

The spelling of 4049998 in words is "four million, forty-nine thousand, nine hundred ninety-eight".