146346819 has 4 divisors (see below), whose sum is σ = 195129096. Its totient is φ = 97564544.

The previous prime is 146346793. The next prime is 146346821. The reversal of 146346819 is 918643641.

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 146346819 - 2⁵ = 146346787 is a prime.

It is a super-2 number, since 2×146346819² = 42834782862837522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146346859) 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, 24391134 + ... + 24391139.

It is an arithmetic number, because the mean of its divisors is an integer number (48782274).

Almost surely, 2^146346819 is an apocalyptic number.

146346819 is a deficient number, since it is larger than the sum of its proper divisors (48782277).

146346819 is an equidigital number, since it uses as much as digits as its factorization.

146346819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48782276.

The product of its digits is 124416, while the sum is 42.

The square root of 146346819 is about 12097.3889331541. The cubic root of 146346819 is about 526.9803590192.

The spelling of 146346819 in words is "one hundred forty-six million, three hundred forty-six thousand, eight hundred nineteen".