146640683 has 6 divisors (see below), whose sum is σ = 170582076. Its totient is φ = 125691972.

The previous prime is 146640679. The next prime is 146640719. The reversal of 146640683 is 386046641.

It is not a de Polignac number, because 146640683 - 2² = 146640679 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146640653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1496285 + ... + 1496382.

It is an arithmetic number, because the mean of its divisors is an integer number (28430346).

Almost surely, 2^146640683 is an apocalyptic number.

146640683 is a deficient number, since it is larger than the sum of its proper divisors (23941393).

146640683 is an equidigital number, since it uses as much as digits as its factorization.

146640683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2992681 (or 2992674 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 146640683 is about 12109.5286035419. The cubic root of 146640683 is about 527.3328482170.

The spelling of 146640683 in words is "one hundred forty-six million, six hundred forty thousand, six hundred eighty-three".