1268967962 has 8 divisors (see below), whose sum is σ = 1907582292. Its totient is φ = 633107200.

The previous prime is 1268967961. The next prime is 1268967967. The reversal of 1268967962 is 2697698621.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1005587521 + 263380441 = 31711^2 + 16229^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1268967962² = 3220559377164866888, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1268967898 and 1268967907.

It is not an unprimeable number, because it can be changed into a prime (1268967961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 687239 + ... + 689082.

Almost surely, 2^1268967962 is an apocalyptic number.

1268967962 is a deficient number, since it is larger than the sum of its proper divisors (638614330).

1268967962 is a wasteful number, since it uses less digits than its factorization.

1268967962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376784.

The product of its digits is 3919104, while the sum is 56.

The square root of 1268967962 is about 35622.5765772214. The cubic root of 1268967962 is about 1082.6387128877.

The spelling of 1268967962 in words is "one billion, two hundred sixty-eight million, nine hundred sixty-seven thousand, nine hundred sixty-two".