146864718 has 288 divisors, whose sum is σ = 467308800. Its totient is φ = 33359040.

The previous prime is 146864659. The next prime is 146864741. The reversal of 146864718 is 817468641.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 7729713 + ... + 7729731.

It is an arithmetic number, because the mean of its divisors is an integer number (1622600).

Almost surely, 2^146864718 is an apocalyptic number.

146864718 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 146864718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233654400).

146864718 is an abundant number, since it is smaller than the sum of its proper divisors (320444082).

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

146864718 is a wasteful number, since it uses less digits than its factorization.

146864718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85 (or 55 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 146864718 is about 12118.7754331863. The cubic root of 146864718 is about 527.6012614538.

The spelling of 146864718 in words is "one hundred forty-six million, eight hundred sixty-four thousand, seven hundred eighteen".