149342894 has 4 divisors (see below), whose sum is σ = 224014344. Its totient is φ = 74671446.

The previous prime is 149342873. The next prime is 149342927. The reversal of 149342894 is 498243941.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37335722 + ... + 37335725.

It is an arithmetic number, because the mean of its divisors is an integer number (56003586).

Almost surely, 2^149342894 is an apocalyptic number.

149342894 is a deficient number, since it is larger than the sum of its proper divisors (74671450).

149342894 is an equidigital number, since it uses as much as digits as its factorization.

149342894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74671449.

The product of its digits is 248832, while the sum is 44.

The square root of 149342894 is about 12220.5930298001. The cubic root of 149342894 is about 530.5522829659.

The spelling of 149342894 in words is "one hundred forty-nine million, three hundred forty-two thousand, eight hundred ninety-four".