269340642 has 12 divisors (see below), whose sum is σ = 583571430. Its totient is φ = 89780208.

The previous prime is 269340641. The next prime is 269340653. The reversal of 269340642 is 246043962.

269340642 is a `hidden beast` number, since 2 + 6 + 9 + 3 + 4 + 0 + 642 = 666.

It can be written as a sum of positive squares in only one way, i.e., 268599321 + 741321 = 16389^2 + 861^2 .

It is a junction number, because it is equal to n+sod(n) for n = 269340597 and 269340606.

It is not an unprimeable number, because it can be changed into a prime (269340641) 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, 7481667 + ... + 7481702.

Almost surely, 2^269340642 is an apocalyptic number.

269340642 is an abundant number, since it is smaller than the sum of its proper divisors (314230788).

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

269340642 is a wasteful number, since it uses less digits than its factorization.

269340642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14963377 (or 14963374 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 269340642 is about 16411.6008359940. The cubic root of 269340642 is about 645.8038508340.

The spelling of 269340642 in words is "two hundred sixty-nine million, three hundred forty thousand, six hundred forty-two".