4490457240 has 32 divisors (see below), whose sum is σ = 13471372080. Its totient is φ = 1197455232.

The previous prime is 4490457199. The next prime is 4490457241. The reversal of 4490457240 is 427540944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4490457241) 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, 18710119 + ... + 18710358.

Almost surely, 2^4490457240 is an apocalyptic number.

4490457240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4490457240 is an abundant number, since it is smaller than the sum of its proper divisors (8980914840).

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

4490457240 is a wasteful number, since it uses less digits than its factorization.

4490457240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37420491 (or 37420487 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 4490457240 is about 67010.8740429492. The cubic root of 4490457240 is about 1649.7957800508.

The spelling of 4490457240 in words is "four billion, four hundred ninety million, four hundred fifty-seven thousand, two hundred forty".