149474 has 8 divisors (see below), whose sum is σ = 241500. Its totient is φ = 68976.

The previous prime is 149459. The next prime is 149489. The reversal of 149474 is 474941.

149474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (149459) and next prime (149489).

It can be written as a sum of positive squares in 2 ways, for example, as 112225 + 37249 = 335^2 + 193^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 149474.

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, 2849 + ... + 2900.

2¹⁴⁹⁴⁷⁴ is an apocalyptic number.

149474 is a deficient number, since it is larger than the sum of its proper divisors (92026).

149474 is a wasteful number, since it uses less digits than its factorization.

149474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5764.

The product of its digits is 4032, while the sum is 29.

The square root of 149474 is about 386.6186751827. The cubic root of 149474 is about 53.0707492321.

The spelling of 149474 in words is "one hundred forty-nine thousand, four hundred seventy-four".