146425999 has 8 divisors (see below), whose sum is σ = 147311120. Its totient is φ = 145544256.

The previous prime is 146425987. The next prime is 146426053. The reversal of 146425999 is 999524641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146425999 - 2⁵ = 146425967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146425919) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 170032 + ... + 170890.

It is an arithmetic number, because the mean of its divisors is an integer number (18413890).

Almost surely, 2^146425999 is an apocalyptic number.

146425999 is a deficient number, since it is larger than the sum of its proper divisors (885121).

146425999 is an equidigital number, since it uses as much as digits as its factorization.

146425999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689.

The product of its digits is 699840, while the sum is 49.

The square root of 146425999 is about 12100.6610976426. The cubic root of 146425999 is about 527.0753816559.

The spelling of 146425999 in words is "one hundred forty-six million, four hundred twenty-five thousand, nine hundred ninety-nine".