148421806 has 32 divisors (see below), whose sum is σ = 263370240. Its totient is φ = 62070624.

The previous prime is 148421789. The next prime is 148421807. The reversal of 148421806 is 608124841.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148421807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4831 + ... + 17893.

It is an arithmetic number, because the mean of its divisors is an integer number (8230320).

Almost surely, 2^148421806 is an apocalyptic number.

148421806 is a deficient number, since it is larger than the sum of its proper divisors (114948434).

148421806 is a wasteful number, since it uses less digits than its factorization.

148421806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13120.

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 148421806 is about 12182.8488458160. The cubic root of 148421806 is about 529.4592871594.

The spelling of 148421806 in words is "one hundred forty-eight million, four hundred twenty-one thousand, eight hundred six".