146800390 has 16 divisors (see below), whose sum is σ = 288262800. Its totient is φ = 53381920.

The previous prime is 146800309. The next prime is 146800391. The reversal of 146800390 is 93008641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146800391) 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, 667165 + ... + 667384.

It is an arithmetic number, because the mean of its divisors is an integer number (18016425).

Almost surely, 2^146800390 is an apocalyptic number.

146800390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146800390 is a deficient number, since it is larger than the sum of its proper divisors (141462410).

146800390 is a wasteful number, since it uses less digits than its factorization.

146800390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334567.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 146800390 is about 12116.1210789592. The cubic root of 146800390 is about 527.5242189190.

The spelling of 146800390 in words is "one hundred forty-six million, eight hundred thousand, three hundred ninety".