4062840 has 32 divisors (see below), whose sum is σ = 12188880. Its totient is φ = 1083392.

The previous prime is 4062823. The next prime is 4062841. The reversal of 4062840 is 482604.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4062840.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4062841) 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, 16809 + ... + 17048.

Almost surely, 2^4062840 is an apocalyptic number.

4062840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4062840 is an abundant number, since it is smaller than the sum of its proper divisors (8126040).

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

4062840 is a wasteful number, since it uses less digits than its factorization.

4062840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33871 (or 33867 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 4062840 is about 2015.6487789295. The cubic root of 4062840 is about 159.5670587349.

The spelling of 4062840 in words is "four million, sixty-two thousand, eight hundred forty".