49158687 has 8 divisors (see below), whose sum is σ = 65598336. Its totient is φ = 32745752.

The previous prime is 49158677. The next prime is 49158691. The reversal of 49158687 is 78685194.

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 49158687 - 2¹⁶ = 49093151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49158617) 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, 1893 + ... + 10094.

It is an arithmetic number, because the mean of its divisors is an integer number (8199792).

Almost surely, 2^49158687 is an apocalyptic number.

49158687 is a deficient number, since it is larger than the sum of its proper divisors (16439649).

49158687 is a wasteful number, since it uses less digits than its factorization.

49158687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13357.

The product of its digits is 483840, while the sum is 48.

The square root of 49158687 is about 7011.3256235893. The cubic root of 49158687 is about 366.3251686349.

The spelling of 49158687 in words is "forty-nine million, one hundred fifty-eight thousand, six hundred eighty-seven".