49186379 has 6 divisors (see below), whose sum is σ = 54064500. Its totient is φ = 44714780.

The previous prime is 49186309. The next prime is 49186399. The reversal of 49186379 is 97368194.

It is not a de Polignac number, because 49186379 - 2¹⁶ = 49120843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49186309) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203129 + ... + 203370.

It is an arithmetic number, because the mean of its divisors is an integer number (9010750).

Almost surely, 2^49186379 is an apocalyptic number.

49186379 is a deficient number, since it is larger than the sum of its proper divisors (4878121).

49186379 is a wasteful number, since it uses less digits than its factorization.

49186379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406521 (or 406510 counting only the distinct ones).

The product of its digits is 326592, while the sum is 47.

The square root of 49186379 is about 7013.3001504285. The cubic root of 49186379 is about 366.3939416431.

The spelling of 49186379 in words is "forty-nine million, one hundred eighty-six thousand, three hundred seventy-nine".