4057032 has 128 divisors (see below), whose sum is σ = 12902400. Its totient is φ = 1036800.

The previous prime is 4057021. The next prime is 4057043. The reversal of 4057032 is 2307504.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4057021) and next prime (4057043).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98932 + ... + 98972.

It is an arithmetic number, because the mean of its divisors is an integer number (100800).

Almost surely, 2^4057032 is an apocalyptic number.

4057032 is a gapful number since it is divisible by the number (42) 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 4057032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6451200).

4057032 is an abundant number, since it is smaller than the sum of its proper divisors (8845368).

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

4057032 is a wasteful number, since it uses less digits than its factorization.

4057032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 4057032 is about 2014.2075364768. The cubic root of 4057032 is about 159.4909865420.

The spelling of 4057032 in words is "four million, fifty-seven thousand, thirty-two".