149466266 has 4 divisors (see below), whose sum is σ = 224199402. Its totient is φ = 74733132.

The previous prime is 149466257. The next prime is 149466269. The reversal of 149466266 is 662664941.

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: 662664941 = 131 ⋅5058511.

It can be written as a sum of positive squares in only one way, i.e., 77810041 + 71656225 = 8821^2 + 8465^2 .

It is not an unprimeable number, because it can be changed into a prime (149466269) 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, 37366565 + ... + 37366568.

Almost surely, 2^149466266 is an apocalyptic number.

149466266 is a deficient number, since it is larger than the sum of its proper divisors (74733136).

149466266 is an equidigital number, since it uses as much as digits as its factorization.

149466266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74733135.

The product of its digits is 373248, while the sum is 44.

The square root of 149466266 is about 12225.6396969647. The cubic root of 149466266 is about 530.6983389729.

It can be divided in two parts, 14946 and 6266, that added together give a palindrome (21212).

The spelling of 149466266 in words is "one hundred forty-nine million, four hundred sixty-six thousand, two hundred sixty-six".