4507992 has 96 divisors (see below), whose sum is σ = 13478400. Its totient is φ = 1354752.

The previous prime is 4507981. The next prime is 4507999. The reversal of 4507992 is 2997054.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4507999) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35433 + ... + 35559.

It is an arithmetic number, because the mean of its divisors is an integer number (140400).

Almost surely, 2^4507992 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 4507992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6739200).

4507992 is an abundant number, since it is smaller than the sum of its proper divisors (8970408).

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

4507992 is a wasteful number, since it uses less digits than its factorization.

4507992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 4507992 is about 2123.2032403894. The cubic root of 4507992 is about 165.1940416880.

The spelling of 4507992 in words is "four million, five hundred seven thousand, nine hundred ninety-two".