148604421 has 64 divisors (see below), whose sum is σ = 245514240. Its totient is φ = 78174720.

The previous prime is 148604369. The next prime is 148604441. The reversal of 148604421 is 124406841.

It is not a de Polignac number, because 148604421 - 2¹⁰ = 148603397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148604441) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2035641 + ... + 2035713.

It is an arithmetic number, because the mean of its divisors is an integer number (3836160).

Almost surely, 2^148604421 is an apocalyptic number.

It is an amenable number.

148604421 is a deficient number, since it is larger than the sum of its proper divisors (96909819).

148604421 is a wasteful number, since it uses less digits than its factorization.

148604421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226.

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 148604421 is about 12190.3412995699. The cubic root of 148604421 is about 529.6763432723.

The spelling of 148604421 in words is "one hundred forty-eight million, six hundred four thousand, four hundred twenty-one".