149836 has 12 divisors (see below), whose sum is σ = 268128. Its totient is φ = 73232.

The previous prime is 149827. The next prime is 149837. The reversal of 149836 is 638941.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 149798 and 149807.

It is not an unprimeable number, because it can be changed into a prime (149837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211 + ... + 586.

It is an arithmetic number, because the mean of its divisors is an integer number (22344).

2¹⁴⁹⁸³⁶ is an apocalyptic number.

It is an amenable number.

149836 is a deficient number, since it is larger than the sum of its proper divisors (118292).

149836 is a wasteful number, since it uses less digits than its factorization.

149836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848 (or 846 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 149836 is about 387.0865536285. The cubic root of 149836 is about 53.1135573971.

It can be divided in two parts, 14983 and 6, that multiplied together give a palindrome (89898).

The spelling of 149836 in words is "one hundred forty-nine thousand, eight hundred thirty-six".