1267916 has 24 divisors (see below), whose sum is σ = 2457840. Its totient is φ = 568512.

The previous prime is 1267907. The next prime is 1267933. The reversal of 1267916 is 6197621.

It is a happy number.

It is a super-2 number, since 2×1267916² = 3215221966112, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

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, 1595 + ... + 2253.

It is an arithmetic number, because the mean of its divisors is an integer number (102410).

2^1267916 is an apocalyptic number.

It is an amenable number.

1267916 is a deficient number, since it is larger than the sum of its proper divisors (1189924).

1267916 is a wasteful number, since it uses less digits than its factorization.

1267916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713 (or 711 counting only the distinct ones).

The product of its digits is 4536, while the sum is 32.

The square root of 1267916 is about 1126.0177618493. The cubic root of 1267916 is about 108.2339464555.

The spelling of 1267916 in words is "one million, two hundred sixty-seven thousand, nine hundred sixteen".