146488319 has 4 divisors (see below), whose sum is σ = 146690544. Its totient is φ = 146286096.

The previous prime is 146488313. The next prime is 146488339. The reversal of 146488319 is 913884641.

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 146488319 - 2²⁴ = 129711103 is a prime.

It is a super-2 number, since 2×146488319² = 42917655206891522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146488319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146488313) 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, 100022 + ... + 101475.

It is an arithmetic number, because the mean of its divisors is an integer number (36672636).

Almost surely, 2^146488319 is an apocalyptic number.

146488319 is a deficient number, since it is larger than the sum of its proper divisors (202225).

146488319 is an equidigital number, since it uses as much as digits as its factorization.

146488319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202224.

The product of its digits is 165888, while the sum is 44.

The square root of 146488319 is about 12103.2358896289. The cubic root of 146488319 is about 527.1501467911.

The spelling of 146488319 in words is "one hundred forty-six million, four hundred eighty-eight thousand, three hundred nineteen".