4154040 has 96 divisors (see below), whose sum is σ = 14742000. Its totient is φ = 1006080.

The previous prime is 4154009. The next prime is 4154041. The reversal of 4154040 is 404514.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4154041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3436 + ... + 4484.

Almost surely, 2^4154040 is an apocalyptic number.

4154040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4154040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7371000).

4154040 is an abundant number, since it is smaller than the sum of its proper divisors (10587960).

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

4154040 is a wasteful number, since it uses less digits than its factorization.

4154040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077 (or 1070 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 4154040 is about 2038.1462165409. The cubic root of 4154040 is about 160.7521874629.

Adding to 4154040 its reverse (404514), we get a palindrome (4558554).

The spelling of 4154040 in words is "four million, one hundred fifty-four thousand, forty".