4155340 has 48 divisors (see below), whose sum is σ = 10144512. Its totient is φ = 1400256.

The previous prime is 4155337. The next prime is 4155343. The reversal of 4155340 is 435514.

It is an interprime number because it is at equal distance from previous prime (4155337) and next prime (4155343).

It is not an unprimeable number, because it can be changed into a prime (4155343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9159 + ... + 9601.

It is an arithmetic number, because the mean of its divisors is an integer number (211344).

Almost surely, 2^4155340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4155340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5072256).

4155340 is an abundant number, since it is smaller than the sum of its proper divisors (5989172).

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

4155340 is a wasteful number, since it uses less digits than its factorization.

4155340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526 (or 524 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 4155340 is about 2038.4651088503. The cubic root of 4155340 is about 160.7689547584.

The spelling of 4155340 in words is "four million, one hundred fifty-five thousand, three hundred forty".