146226798 has 24 divisors (see below), whose sum is σ = 318334536. Its totient is φ = 48510000.

The previous prime is 146226781. The next prime is 146226799. The reversal of 146226798 is 897622641.

It is a happy number.

146226798 is a `hidden beast` number, since 14 + 622 + 6 + 7 + 9 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146226799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15453 + ... + 23048.

It is an arithmetic number, because the mean of its divisors is an integer number (13263939).

Almost surely, 2^146226798 is an apocalyptic number.

146226798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

146226798 is an abundant number, since it is smaller than the sum of its proper divisors (172107738).

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

146226798 is a wasteful number, since it uses less digits than its factorization.

146226798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38720 (or 38717 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 146226798 is about 12092.4272997608. The cubic root of 146226798 is about 526.8362583858.

The spelling of 146226798 in words is "one hundred forty-six million, two hundred twenty-six thousand, seven hundred ninety-eight".