148824239 has 4 divisors (see below), whose sum is σ = 157578624. Its totient is φ = 140069856.

The previous prime is 148824223. The next prime is 148824271. The reversal of 148824239 is 932428841.

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

It is a cyclic number.

It is not a de Polignac number, because 148824239 - 2⁴ = 148824223 is a prime.

It is a super-2 number, since 2×148824239² = 44297308227858242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 148824196 and 148824205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148824289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4377167 + ... + 4377200.

It is an arithmetic number, because the mean of its divisors is an integer number (39394656).

Almost surely, 2^148824239 is an apocalyptic number.

148824239 is a deficient number, since it is larger than the sum of its proper divisors (8754385).

148824239 is an equidigital number, since it uses as much as digits as its factorization.

148824239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8754384.

The product of its digits is 110592, while the sum is 41.

The square root of 148824239 is about 12199.3540402761. The cubic root of 148824239 is about 529.9373831329.

The spelling of 148824239 in words is "one hundred forty-eight million, eight hundred twenty-four thousand, two hundred thirty-nine".