146889800 has 36 divisors (see below), whose sum is σ = 341917755. Its totient is φ = 58687360.

The previous prime is 146889793. The next prime is 146889803. The reversal of 146889800 is 8988641.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 122899396 + 23990404 = 11086^2 + 4898^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=8570.

It is a super-2 number, since 2×146889800² = 43153226688080000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146889803) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 170972 + ... + 171828.

Almost surely, 2^146889800 is an apocalyptic number.

146889800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146889800 is an abundant number, since it is smaller than the sum of its proper divisors (195027955).

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

146889800 is an frugal number, since it uses more digits than its factorization.

146889800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730 (or 864 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 44.

The square root of 146889800 is about 12119.8102295374. The cubic root of 146889800 is about 527.6312948563.

The spelling of 146889800 in words is "one hundred forty-six million, eight hundred eighty-nine thousand, eight hundred".