4497920040 has 32 divisors (see below), whose sum is σ = 13493760480. Its totient is φ = 1199445312.

The previous prime is 4497920029. The next prime is 4497920041. The reversal of 4497920040 is 400297944.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4497920041) 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, 18741214 + ... + 18741453.

It is an arithmetic number, because the mean of its divisors is an integer number (421680015).

Almost surely, 2^4497920040 is an apocalyptic number.

4497920040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4497920040 is an abundant number, since it is smaller than the sum of its proper divisors (8995840440).

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

4497920040 is a wasteful number, since it uses less digits than its factorization.

4497920040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37482681 (or 37482677 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 4497920040 is about 67066.5344266423. The cubic root of 4497920040 is about 1650.7092194468.

The spelling of 4497920040 in words is "four billion, four hundred ninety-seven million, nine hundred twenty thousand, forty".