4492403240 has 128 divisors (see below), whose sum is σ = 11474265600. Its totient is φ = 1570483200.

The previous prime is 4492403231. The next prime is 4492403261. The reversal of 4492403240 is 423042944.

It is a junction number, because it is equal to n+sod(n) for n = 4492403197 and 4492403206.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1206101 + ... + 1209819.

It is an arithmetic number, because the mean of its divisors is an integer number (89642700).

Almost surely, 2^4492403240 is an apocalyptic number.

4492403240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4492403240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5737132800).

4492403240 is an abundant number, since it is smaller than the sum of its proper divisors (6981862360).

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

4492403240 is a wasteful number, since it uses less digits than its factorization.

4492403240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3867 (or 3863 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 4492403240 is about 67025.3925016482. The cubic root of 4492403240 is about 1650.0340660246.

The spelling of 4492403240 in words is "four billion, four hundred ninety-two million, four hundred three thousand, two hundred forty".