146820822 has 16 divisors (see below), whose sum is σ = 306408960. Its totient is φ = 46812392.

The previous prime is 146820797. The next prime is 146820827. The reversal of 146820822 is 228028641.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146820827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531822 + ... + 532097.

It is an arithmetic number, because the mean of its divisors is an integer number (19150560).

Almost surely, 2^146820822 is an apocalyptic number.

146820822 is an abundant number, since it is smaller than the sum of its proper divisors (159588138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146820822 is a wasteful number, since it uses less digits than its factorization.

146820822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063947.

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 146820822 is about 12116.9642237650. The cubic root of 146820822 is about 527.5486917760.

The spelling of 146820822 in words is "one hundred forty-six million, eight hundred twenty thousand, eight hundred twenty-two".