4508408240 has 40 divisors (see below), whose sum is σ = 11979486240. Its totient is φ = 1545739776.

The previous prime is 4508408239. The next prime is 4508408249. The reversal of 4508408240 is 428048054.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 4508408240.

It is not an unprimeable number, because it can be changed into a prime (4508408249) 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, 4024805 + ... + 4025924.

It is an arithmetic number, because the mean of its divisors is an integer number (299487156).

Almost surely, 2^4508408240 is an apocalyptic number.

4508408240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4508408240 is an abundant number, since it is smaller than the sum of its proper divisors (7471078000).

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

4508408240 is a wasteful number, since it uses less digits than its factorization.

4508408240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8050749 (or 8050743 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 35.

The square root of 4508408240 is about 67144.6813977101. The cubic root of 4508408240 is about 1651.9912586233.

The spelling of 4508408240 in words is "four billion, five hundred eight million, four hundred eight thousand, two hundred forty".