146667745 has 16 divisors (see below), whose sum is σ = 211731840. Its totient is φ = 95278464.

The previous prime is 146667743. The next prime is 146667749. The reversal of 146667745 is 547766641.

It is not a de Polignac number, because 146667745 - 2¹ = 146667743 is a prime.

It is a super-2 number, since 2×146667745² = 43022854846770050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 146667695 and 146667704.

It is not an unprimeable number, because it can be changed into a prime (146667743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109612 + ... + 110941.

It is an arithmetic number, because the mean of its divisors is an integer number (13233240).

Almost surely, 2^146667745 is an apocalyptic number.

It is an amenable number.

146667745 is a deficient number, since it is larger than the sum of its proper divisors (65064095).

146667745 is a wasteful number, since it uses less digits than its factorization.

146667745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220584.

The product of its digits is 846720, while the sum is 46.

The square root of 146667745 is about 12110.6459365304. The cubic root of 146667745 is about 527.3652853358.

The spelling of 146667745 in words is "one hundred forty-six million, six hundred sixty-seven thousand, seven hundred forty-five".