149673237 has 16 divisors (see below), whose sum is σ = 229261440. Its totient is φ = 85082112.

The previous prime is 149673221. The next prime is 149673257. The reversal of 149673237 is 732376941.

It is not a de Polignac number, because 149673237 - 2⁴ = 149673221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149673217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14412 + ... + 22517.

It is an arithmetic number, because the mean of its divisors is an integer number (14328840).

Almost surely, 2^149673237 is an apocalyptic number.

It is an amenable number.

149673237 is a deficient number, since it is larger than the sum of its proper divisors (79588203).

149673237 is a wasteful number, since it uses less digits than its factorization.

149673237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37132.

The product of its digits is 190512, while the sum is 42.

The square root of 149673237 is about 12234.1013973238. The cubic root of 149673237 is about 530.9431846461.

The spelling of 149673237 in words is "one hundred forty-nine million, six hundred seventy-three thousand, two hundred thirty-seven".