149349934 has 4 divisors (see below), whose sum is σ = 224024904. Its totient is φ = 74674966.

The previous prime is 149349931. The next prime is 149349943. The reversal of 149349934 is 439943941.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 439943941 = 4243 ⋅103687.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149349931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37337482 + ... + 37337485.

It is an arithmetic number, because the mean of its divisors is an integer number (56006226).

Almost surely, 2^149349934 is an apocalyptic number.

149349934 is a deficient number, since it is larger than the sum of its proper divisors (74674970).

149349934 is an equidigital number, since it uses as much as digits as its factorization.

149349934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74674969.

The product of its digits is 419904, while the sum is 46.

The square root of 149349934 is about 12220.8810648005. The cubic root of 149349934 is about 530.5606195513.

The spelling of 149349934 in words is "one hundred forty-nine million, three hundred forty-nine thousand, nine hundred thirty-four".