146327664 has 80 divisors (see below), whose sum is σ = 454772480. Its totient is φ = 39605760.

The previous prime is 146327639. The next prime is 146327693. The reversal of 146327664 is 466723641.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5077 + ... + 17844.

It is an arithmetic number, because the mean of its divisors is an integer number (5684656).

Almost surely, 2^146327664 is an apocalyptic number.

146327664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

146327664 is an abundant number, since it is smaller than the sum of its proper divisors (308444816).

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

146327664 is a wasteful number, since it uses less digits than its factorization.

146327664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22958 (or 22952 counting only the distinct ones).

The product of its digits is 145152, while the sum is 39.

The square root of 146327664 is about 12096.5972074795. The cubic root of 146327664 is about 526.9573662652.

The spelling of 146327664 in words is "one hundred forty-six million, three hundred twenty-seven thousand, six hundred sixty-four".