168412293 has 12 divisors (see below), whose sum is σ = 278014048. Its totient is φ = 96235560.

The previous prime is 168412291. The next prime is 168412301. The reversal of 168412293 is 392214861.

It is not a de Polignac number, because 168412293 - 2¹ = 168412291 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168412291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1336543 + ... + 1336668.

Almost surely, 2^168412293 is an apocalyptic number.

It is an amenable number.

168412293 is a deficient number, since it is larger than the sum of its proper divisors (109601755).

168412293 is a wasteful number, since it uses less digits than its factorization.

168412293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2673224 (or 2673221 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 168412293 is about 12977.3761986004. The cubic root of 168412293 is about 552.2358495150.

The spelling of 168412293 in words is "one hundred sixty-eight million, four hundred twelve thousand, two hundred ninety-three".