49381829 has 8 divisors (see below), whose sum is σ = 56995968. Its totient is φ = 41907600.

The previous prime is 49381823. The next prime is 49381847. The reversal of 49381829 is 92818394.

It is a happy number.

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

It is not a de Polignac number, because 49381829 - 2⁸ = 49381573 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49381829.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49381823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34217 + ... + 35630.

It is an arithmetic number, because the mean of its divisors is an integer number (7124496).

Almost surely, 2^49381829 is an apocalyptic number.

It is an amenable number.

49381829 is a deficient number, since it is larger than the sum of its proper divisors (7614139).

49381829 is a wasteful number, since it uses less digits than its factorization.

49381829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69955.

The product of its digits is 124416, while the sum is 44.

The square root of 49381829 is about 7027.2205743096. The cubic root of 49381829 is about 366.8786086902.

The spelling of 49381829 in words is "forty-nine million, three hundred eighty-one thousand, eight hundred twenty-nine".