4494861240 has 32 divisors (see below), whose sum is σ = 13484584080. Its totient is φ = 1198629632.

The previous prime is 4494861233. The next prime is 4494861247. The reversal of 4494861240 is 421684944.

It is an interprime number because it is at equal distance from previous prime (4494861233) and next prime (4494861247).

It is a junction number, because it is equal to n+sod(n) for n = 4494861192 and 4494861201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4494861247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18728469 + ... + 18728708.

Almost surely, 2^4494861240 is an apocalyptic number.

4494861240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4494861240 is an abundant number, since it is smaller than the sum of its proper divisors (8989722840).

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

4494861240 is a wasteful number, since it uses less digits than its factorization.

4494861240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37457191 (or 37457187 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 4494861240 is about 67043.7263284194. The cubic root of 4494861240 is about 1650.3349476122.

The spelling of 4494861240 in words is "four billion, four hundred ninety-four million, eight hundred sixty-one thousand, two hundred forty".