149052194 has 16 divisors (see below), whose sum is σ = 225456000. Its totient is φ = 73903104.

The previous prime is 149052173. The next prime is 149052221. The reversal of 149052194 is 491250941.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193442 + ... + 194210.

It is an arithmetic number, because the mean of its divisors is an integer number (14091000).

Almost surely, 2^149052194 is an apocalyptic number.

149052194 is a deficient number, since it is larger than the sum of its proper divisors (76403806).

149052194 is a wasteful number, since it uses less digits than its factorization.

149052194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 149052194 is about 12208.6933780810. The cubic root of 149052194 is about 530.2078145531.

The spelling of 149052194 in words is "one hundred forty-nine million, fifty-two thousand, one hundred ninety-four".