4029740 has 48 divisors (see below), whose sum is σ = 9948960. Its totient is φ = 1351680.

The previous prime is 4029709. The next prime is 4029757. The reversal of 4029740 is 479204.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2156 + ... + 3564.

It is an arithmetic number, because the mean of its divisors is an integer number (207270).

Almost surely, 2^4029740 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 4029740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4974480).

4029740 is an abundant number, since it is smaller than the sum of its proper divisors (5919220).

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

4029740 is a wasteful number, since it uses less digits than its factorization.

4029740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442 (or 1440 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 4029740 is about 2007.4212313314. The cubic root of 4029740 is about 159.1325450950.

The spelling of 4029740 in words is "four million, twenty-nine thousand, seven hundred forty".