149449052 has 6 divisors (see below), whose sum is σ = 261535848. Its totient is φ = 74724524.

The previous prime is 149449051. The next prime is 149449073. The reversal of 149449052 is 250944941.

It is a junction number, because it is equal to n+sod(n) for n = 149448997 and 149449015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149449051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18681128 + ... + 18681135.

It is an arithmetic number, because the mean of its divisors is an integer number (43589308).

Almost surely, 2^149449052 is an apocalyptic number.

It is an amenable number.

149449052 is a deficient number, since it is larger than the sum of its proper divisors (112086796).

149449052 is a wasteful number, since it uses less digits than its factorization.

149449052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37362267 (or 37362265 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 149449052 is about 12224.9356644524. The cubic root of 149449052 is about 530.6779647169.

The spelling of 149449052 in words is "one hundred forty-nine million, four hundred forty-nine thousand, fifty-two".