1265738 has 8 divisors (see below), whose sum is σ = 1922880. Its totient is φ = 624780.

The previous prime is 1265729. The next prime is 1265741. The reversal of 1265738 is 8375621.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3848 + ... + 4163.

It is an arithmetic number, because the mean of its divisors is an integer number (240360).

2^1265738 is an apocalyptic number.

1265738 is a deficient number, since it is larger than the sum of its proper divisors (657142).

1265738 is an equidigital number, since it uses as much as digits as its factorization.

1265738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8092.

The product of its digits is 10080, while the sum is 32.

The square root of 1265738 is about 1125.0502211013. The cubic root of 1265738 is about 108.1719369207.

The spelling of 1265738 in words is "one million, two hundred sixty-five thousand, seven hundred thirty-eight".