1236494 has 8 divisors (see below), whose sum is σ = 2119728. Its totient is φ = 529920.

The previous prime is 1236491. The next prime is 1236517. The reversal of 1236494 is 4946321.

1236494 = 641² + 642² + 643².

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1236491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44147 + ... + 44174.

It is an arithmetic number, because the mean of its divisors is an integer number (264966).

2^1236494 is an apocalyptic number.

1236494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1236494 is a deficient number, since it is larger than the sum of its proper divisors (883234).

1236494 is an equidigital number, since it uses as much as digits as its factorization.

1236494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88330.

The product of its digits is 5184, while the sum is 29.

The square root of 1236494 is about 1111.9775177583. The cubic root of 1236494 is about 107.3323581392.

The spelling of 1236494 in words is "one million, two hundred thirty-six thousand, four hundred ninety-four".