1267299342 has 24 divisors (see below), whose sum is σ = 2748245760. Its totient is φ = 422059200.

The previous prime is 1267299337. The next prime is 1267299343. The reversal of 1267299342 is 2439927621.

1267299342 is a `hidden beast` number, since 12 + 6 + 7 + 299 + 342 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1267299343) 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, 9867 + ... + 51302.

It is an arithmetic number, because the mean of its divisors is an integer number (114510240).

Almost surely, 2^1267299342 is an apocalyptic number.

1267299342 is an abundant number, since it is smaller than the sum of its proper divisors (1480946418).

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

1267299342 is a wasteful number, since it uses less digits than its factorization.

1267299342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62328 (or 62325 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 1267299342 is about 35599.1480516037. The cubic root of 1267299342 is about 1082.1639688274.

The spelling of 1267299342 in words is "one billion, two hundred sixty-seven million, two hundred ninety-nine thousand, three hundred forty-two".