148409606 has 4 divisors (see below), whose sum is σ = 222614412. Its totient is φ = 74204802.

The previous prime is 148409587. The next prime is 148409621. The reversal of 148409606 is 606904841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 606904841 = 23 ⋅26387167.

It is a super-2 number, since 2×148409606² = 44050822306150472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 148409606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37102400 + ... + 37102403.

It is an arithmetic number, because the mean of its divisors is an integer number (55653603).

Almost surely, 2^148409606 is an apocalyptic number.

148409606 is a deficient number, since it is larger than the sum of its proper divisors (74204806).

148409606 is an equidigital number, since it uses as much as digits as its factorization.

148409606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74204805.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 148409606 is about 12182.3481316206. The cubic root of 148409606 is about 529.4447799014. Note that the first 3 decimals are identical.

The spelling of 148409606 in words is "one hundred forty-eight million, four hundred nine thousand, six hundred six".