146446667 has 4 divisors (see below), whose sum is σ = 147896736. Its totient is φ = 144996600.

The previous prime is 146446637. The next prime is 146446679. The reversal of 146446667 is 766644641.

146446667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 146446667 - 2²⁴ = 129669451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146446637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724883 + ... + 725084.

It is an arithmetic number, because the mean of its divisors is an integer number (36974184).

Almost surely, 2^146446667 is an apocalyptic number.

146446667 is a deficient number, since it is larger than the sum of its proper divisors (1450069).

146446667 is a wasteful number, since it uses less digits than its factorization.

146446667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450068.

The product of its digits is 580608, while the sum is 44.

The square root of 146446667 is about 12101.5150704364. The cubic root of 146446667 is about 527.1001793502.

The spelling of 146446667 in words is "one hundred forty-six million, four hundred forty-six thousand, six hundred sixty-seven".