148599226 has 4 divisors (see below), whose sum is σ = 222898842. Its totient is φ = 74299612.

The previous prime is 148599197. The next prime is 148599281. The reversal of 148599226 is 622995841.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 108264025 + 40335201 = 10405^2 + 6351^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37149805 + ... + 37149808.

Almost surely, 2^148599226 is an apocalyptic number.

148599226 is a deficient number, since it is larger than the sum of its proper divisors (74299616).

148599226 is an equidigital number, since it uses as much as digits as its factorization.

148599226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74299615.

The product of its digits is 311040, while the sum is 46.

The square root of 148599226 is about 12190.1282191780. The cubic root of 148599226 is about 529.6701709555.

The spelling of 148599226 in words is "one hundred forty-eight million, five hundred ninety-nine thousand, two hundred twenty-six".