4029745 has 8 divisors (see below), whose sum is σ = 4948416. Its totient is φ = 3148656.

The previous prime is 4029709. The next prime is 4029757. The reversal of 4029745 is 5479204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4029745 - 2⁷ = 4029617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9157 + ... + 9586.

It is an arithmetic number, because the mean of its divisors is an integer number (618552).

Almost surely, 2^4029745 is an apocalyptic number.

It is an amenable number.

4029745 is a deficient number, since it is larger than the sum of its proper divisors (918671).

4029745 is a wasteful number, since it uses less digits than its factorization.

4029745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18791.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 4029745 is about 2007.4224767099. The cubic root of 4029745 is about 159.1326109108.

It can be divided in two parts, 4029 and 745, that added together give a palindrome (4774).

The spelling of 4029745 in words is "four million, twenty-nine thousand, seven hundred forty-five".