38529829 has 4 divisors (see below), whose sum is σ = 41493676. Its totient is φ = 35565984.

The previous prime is 38529817. The next prime is 38529833. The reversal of 38529829 is 92892583.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4622500 + 33907329 = 2150^2 + 5823^2 .

It is a cyclic number.

It is not a de Polignac number, because 38529829 - 2⁵ = 38529797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38529809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1481904 + ... + 1481929.

It is an arithmetic number, because the mean of its divisors is an integer number (10373419).

Almost surely, 2^38529829 is an apocalyptic number.

It is an amenable number.

38529829 is a deficient number, since it is larger than the sum of its proper divisors (2963847).

38529829 is a wasteful number, since it uses less digits than its factorization.

38529829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2963846.

The product of its digits is 311040, while the sum is 46.

The square root of 38529829 is about 6207.2400469130. The cubic root of 38529829 is about 337.7528537712.

The spelling of 38529829 in words is "thirty-eight million, five hundred twenty-nine thousand, eight hundred twenty-nine".