146346449 has 2 divisors, whose sum is σ = 146346450. Its totient is φ = 146346448.

The previous prime is 146346439. The next prime is 146346463. The reversal of 146346449 is 944643641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85895824 + 60450625 = 9268^2 + 7775^2 .

It is a cyclic number.

It is not a de Polignac number, because 146346449 - 2¹⁶ = 146280913 is a prime.

It is not a weakly prime, because it can be changed into another prime (146346419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73173224 + 73173225.

It is an arithmetic number, because the mean of its divisors is an integer number (73173225).

Almost surely, 2^146346449 is an apocalyptic number.

It is an amenable number.

146346449 is a deficient number, since it is larger than the sum of its proper divisors (1).

146346449 is an equidigital number, since it uses as much as digits as its factorization.

146346449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 41.

The square root of 146346449 is about 12097.3736405883. The cubic root of 146346449 is about 526.9799149077.

The spelling of 146346449 in words is "one hundred forty-six million, three hundred forty-six thousand, four hundred forty-nine".