149536 has 12 divisors (see below), whose sum is σ = 294462. Its totient is φ = 74752.

The previous prime is 149533. The next prime is 149543. The reversal of 149536 is 635941.

It can be written as a sum of positive squares in only one way, i.e., 90000 + 59536 = 300^2 + 244^2 .

It is a super-2 number, since 2×149536² = 44722030592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (149531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2305 + ... + 2368.

2¹⁴⁹⁵³⁶ is an apocalyptic number.

149536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

149536 is a deficient number, since it is larger than the sum of its proper divisors (144926).

149536 is an equidigital number, since it uses as much as digits as its factorization.

149536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4683 (or 4675 counting only the distinct ones).

The product of its digits is 3240, while the sum is 28.

The square root of 149536 is about 386.6988492354. The cubic root of 149536 is about 53.0780859185.

The spelling of 149536 in words is "one hundred forty-nine thousand, five hundred thirty-six".