149635 has 4 divisors (see below), whose sum is σ = 179568. Its totient is φ = 119704.

The previous prime is 149629. The next prime is 149689. The reversal of 149635 is 536941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 536941 = 43 ⋅12487.

It is a cyclic number.

It is not a de Polignac number, because 149635 - 2³ = 149627 is a prime.

It is a Duffinian number.

149635 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14959 + ... + 14968.

It is an arithmetic number, because the mean of its divisors is an integer number (44892).

2¹⁴⁹⁶³⁵ is an apocalyptic number.

149635 is a deficient number, since it is larger than the sum of its proper divisors (29933).

149635 is an equidigital number, since it uses as much as digits as its factorization.

149635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29932.

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

The square root of 149635 is about 386.8268346431. The cubic root of 149635 is about 53.0897967469.

It can be divided in two parts, 149 and 635, that added together give a square (784 = 28²).

The spelling of 149635 in words is "one hundred forty-nine thousand, six hundred thirty-five".