148400306 has 8 divisors (see below), whose sum is σ = 223428780. Its totient is φ = 73924048.

The previous prime is 148400299. The next prime is 148400311. The reversal of 148400306 is 603004841.

It can be written as a sum of positive squares in 2 ways, for example, as 112890625 + 35509681 = 10625^2 + 5959^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137381 + ... + 138456.

Almost surely, 2^148400306 is an apocalyptic number.

148400306 is a deficient number, since it is larger than the sum of its proper divisors (75028474).

148400306 is a wasteful number, since it uses less digits than its factorization.

148400306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276108.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 148400306 is about 12181.9664258280. The cubic root of 148400306 is about 529.4337205559.

The spelling of 148400306 in words is "one hundred forty-eight million, four hundred thousand, three hundred six".