1268475434 has 16 divisors (see below), whose sum is σ = 2016052416. Its totient is φ = 596510400.

The previous prime is 1268475427. The next prime is 1268475443. The reversal of 1268475434 is 4345748621.

It is a happy number.

It is a super-2 number, since 2×1268475434² = 3218059853322976712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39029 + ... + 63719.

It is an arithmetic number, because the mean of its divisors is an integer number (126003276).

Almost surely, 2^1268475434 is an apocalyptic number.

1268475434 is a deficient number, since it is larger than the sum of its proper divisors (747576982).

1268475434 is a wasteful number, since it uses less digits than its factorization.

1268475434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26221.

The product of its digits is 645120, while the sum is 44.

The square root of 1268475434 is about 35615.6627623297. The cubic root of 1268475434 is about 1082.4986255887.

The spelling of 1268475434 in words is "one billion, two hundred sixty-eight million, four hundred seventy-five thousand, four hundred thirty-four".