149670452 has 6 divisors (see below), whose sum is σ = 261923298. Its totient is φ = 74835224.

The previous prime is 149670427. The next prime is 149670457. The reversal of 149670452 is 254076941.

149670452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 128913316 + 20757136 = 11354^2 + 4556^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149670457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18708803 + ... + 18708810.

It is an arithmetic number, because the mean of its divisors is an integer number (43653883).

Almost surely, 2^149670452 is an apocalyptic number.

It is an amenable number.

149670452 is a deficient number, since it is larger than the sum of its proper divisors (112252846).

149670452 is a wasteful number, since it uses less digits than its factorization.

149670452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37417617 (or 37417615 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 149670452 is about 12233.9875756026. The cubic root of 149670452 is about 530.9398915035.

The spelling of 149670452 in words is "one hundred forty-nine million, six hundred seventy thousand, four hundred fifty-two".