148296021 has 8 divisors (see below), whose sum is σ = 197831040. Its totient is φ = 98812512.

The previous prime is 148295999. The next prime is 148296023. The reversal of 148296021 is 120692841.

148296021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 148296021 - 2⁹ = 148295509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148296023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5565 + ... + 18098.

It is an arithmetic number, because the mean of its divisors is an integer number (24728880).

Almost surely, 2^148296021 is an apocalyptic number.

It is an amenable number.

148296021 is a deficient number, since it is larger than the sum of its proper divisors (49535019).

148296021 is a wasteful number, since it uses less digits than its factorization.

148296021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25755.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 148296021 is about 12177.6853712025. The cubic root of 148296021 is about 529.3096755880.

The spelling of 148296021 in words is "one hundred forty-eight million, two hundred ninety-six thousand, twenty-one".