149794 has 4 divisors (see below), whose sum is σ = 224694. Its totient is φ = 74896.

The previous prime is 149791. The next prime is 149803. The reversal of 149794 is 497941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 497941 = 449 ⋅1109.

It can be written as a sum of positive squares in only one way, i.e., 149769 + 25 = 387^2 + 5^2 .

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (149791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37447 + ... + 37450.

2¹⁴⁹⁷⁹⁴ is an apocalyptic number.

149794 is a deficient number, since it is larger than the sum of its proper divisors (74900).

149794 is an equidigital number, since it uses as much as digits as its factorization.

149794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74899.

The product of its digits is 9072, while the sum is 34.

The square root of 149794 is about 387.0322983938. The cubic root of 149794 is about 53.1085942421.

The spelling of 149794 in words is "one hundred forty-nine thousand, seven hundred ninety-four".