1267434 has 48 divisors (see below), whose sum is σ = 3283200. Its totient is φ = 361368.

The previous prime is 1267429. The next prime is 1267447. The reversal of 1267434 is 4347621.

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (4032) is a multiple of the sum of its prime factors (504).

It is a junction number, because it is equal to n+sod(n) for n = 1267398 and 1267407.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2407 + ... + 2885.

It is an arithmetic number, because the mean of its divisors is an integer number (68400).

2^1267434 is an apocalyptic number.

1267434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1267434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1641600).

1267434 is an abundant number, since it is smaller than the sum of its proper divisors (2015766).

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

1267434 is a wasteful number, since it uses less digits than its factorization.

1267434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504 (or 491 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 1267434 is about 1125.8037129091. The cubic root of 1267434 is about 108.2202296230.

The spelling of 1267434 in words is "one million, two hundred sixty-seven thousand, four hundred thirty-four".