146844241 has 4 divisors (see below), whose sum is σ = 151581184. Its totient is φ = 142107300.

The previous prime is 146844239. The next prime is 146844277. The reversal of 146844241 is 142448641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 142448641 = 617 ⋅230873.

It is a cyclic number.

It is not a de Polignac number, because 146844241 - 2¹ = 146844239 is a prime.

It is a super-2 number, since 2×146844241² = 43126462229732162, 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 = 146844197 and 146844206.

It is not an unprimeable number, because it can be changed into a prime (146844221) 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, 2368425 + ... + 2368486.

It is an arithmetic number, because the mean of its divisors is an integer number (37895296).

Almost surely, 2^146844241 is an apocalyptic number.

It is an amenable number.

146844241 is a deficient number, since it is larger than the sum of its proper divisors (4736943).

146844241 is an equidigital number, since it uses as much as digits as its factorization.

146844241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4736942.

The product of its digits is 24576, while the sum is 34.

The square root of 146844241 is about 12117.9305576489. The cubic root of 146844241 is about 527.5767395824.

The spelling of 146844241 in words is "one hundred forty-six million, eight hundred forty-four thousand, two hundred forty-one".