49143379 has 8 divisors (see below), whose sum is σ = 53304048. Its totient is φ = 45123840.

The previous prime is 49143373. The next prime is 49143383. The reversal of 49143379 is 97334194.

It is a happy number.

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 49143379 - 2⁷ = 49143251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49143373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34557 + ... + 35950.

It is an arithmetic number, because the mean of its divisors is an integer number (6663006).

Almost surely, 2^49143379 is an apocalyptic number.

49143379 is a deficient number, since it is larger than the sum of its proper divisors (4160669).

49143379 is a wasteful number, since it uses less digits than its factorization.

49143379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70565.

The product of its digits is 81648, while the sum is 40.

The square root of 49143379 is about 7010.2338762697. The cubic root of 49143379 is about 366.2871401724.

The spelling of 49143379 in words is "forty-nine million, one hundred forty-three thousand, three hundred seventy-nine".