135668262 has 32 divisors (see below), whose sum is σ = 294313824. Its totient is φ = 41523200.

The previous prime is 135668257. The next prime is 135668263. The reversal of 135668262 is 262866531.

It is a self number, because there is not a number n which added to its sum of digits gives 135668262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135668263) 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, 12039 + ... + 20402.

It is an arithmetic number, because the mean of its divisors is an integer number (9197307).

Almost surely, 2^135668262 is an apocalyptic number.

135668262 is an abundant number, since it is smaller than the sum of its proper divisors (158645562).

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

135668262 is a wasteful number, since it uses less digits than its factorization.

135668262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32504.

The product of its digits is 103680, while the sum is 39.

The square root of 135668262 is about 11647.6719562323. The cubic root of 135668262 is about 513.8378444517.

The spelling of 135668262 in words is "one hundred thirty-five million, six hundred sixty-eight thousand, two hundred sixty-two".