146426023 has 4 divisors (see below), whose sum is σ = 148907880. Its totient is φ = 143944168.

The previous prime is 146425987. The next prime is 146426053. The reversal of 146426023 is 320624641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146426023 - 2⁹ = 146425511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146425982 and 146426000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146426053) 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 3 ways as a sum of consecutive naturals, for example, 1240840 + ... + 1240957.

It is an arithmetic number, because the mean of its divisors is an integer number (37226970).

Almost surely, 2^146426023 is an apocalyptic number.

146426023 is a deficient number, since it is larger than the sum of its proper divisors (2481857).

146426023 is an equidigital number, since it uses as much as digits as its factorization.

146426023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481856.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 146426023 is about 12100.6620893239. The cubic root of 146426023 is about 527.0754104527.

The spelling of 146426023 in words is "one hundred forty-six million, four hundred twenty-six thousand, twenty-three".