4449292840 has 16 divisors (see below), whose sum is σ = 10010908980. Its totient is φ = 1779717120.

The previous prime is 4449292823. The next prime is 4449292867. The reversal of 4449292840 is 482929444.

It can be written as a sum of positive squares in 2 ways, for example, as 4444355556 + 4937284 = 66666^2 + 2222^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55616121 + ... + 55616200.

Almost surely, 2^4449292840 is an apocalyptic number.

4449292840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4449292840 is an abundant number, since it is smaller than the sum of its proper divisors (5561616140).

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

4449292840 is a wasteful number, since it uses less digits than its factorization.

4449292840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111232332 (or 111232328 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The square root of 4449292840 is about 66703.0197217487. The cubic root of 4449292840 is about 1644.7390242025.

The spelling of 4449292840 in words is "four billion, four hundred forty-nine million, two hundred ninety-two thousand, eight hundred forty".