4318040 has 16 divisors (see below), whose sum is σ = 9715680. Its totient is φ = 1727200.

The previous prime is 4317991. The next prime is 4318049. The reversal of 4318040 is 408134.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4318049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53936 + ... + 54015.

It is an arithmetic number, because the mean of its divisors is an integer number (607230).

Almost surely, 2^4318040 is an apocalyptic number.

4318040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4318040 is an abundant number, since it is smaller than the sum of its proper divisors (5397640).

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

4318040 is a wasteful number, since it uses less digits than its factorization.

4318040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107962 (or 107958 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4318040 is about 2077.9894128700. The cubic root of 4318040 is about 162.8404224432.

The spelling of 4318040 in words is "four million, three hundred eighteen thousand, forty".