4049724 has 48 divisors (see below), whose sum is σ = 11099648. Its totient is φ = 1124928.

The previous prime is 4049711. The next prime is 4049737. The reversal of 4049724 is 4279404.

It is an interprime number because it is at equal distance from previous prime (4049711) and next prime (4049737).

It is a junction number, because it is equal to n+sod(n) for n = 4049691 and 4049700.

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, 2457 + ... + 3759.

Almost surely, 2^4049724 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4049724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5549824).

4049724 is an abundant number, since it is smaller than the sum of its proper divisors (7049924).

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

4049724 is a wasteful number, since it uses less digits than its factorization.

4049724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354 (or 1352 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 4049724 is about 2012.3926058302. The cubic root of 4049724 is about 159.3951643845.

The spelling of 4049724 in words is "four million, forty-nine thousand, seven hundred twenty-four".