1394536 has 64 divisors (see below), whose sum is σ = 3265920. Its totient is φ = 549120.

The previous prime is 1394509. The next prime is 1394539. The reversal of 1394536 is 6354931.

1394536 = T₃₄₅ + T₃₄₆ + ... + T₃₆₆.

It is a junction number, because it is equal to n+sod(n) for n = 1394498 and 1394507.

It is not an unprimeable number, because it can be changed into a prime (1394539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26286 + ... + 26338.

It is an arithmetic number, because the mean of its divisors is an integer number (51030).

2^1394536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1394536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1632960).

1394536 is an abundant number, since it is smaller than the sum of its proper divisors (1871384).

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

1394536 is a wasteful number, since it uses less digits than its factorization.

1394536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106 (or 102 counting only the distinct ones).

The product of its digits is 9720, while the sum is 31.

The square root of 1394536 is about 1180.9047379023. The cubic root of 1394536 is about 111.7231683567.

It can be divided in two parts, 13 and 94536, that added together give a palindrome (94549).

The spelling of 1394536 in words is "one million, three hundred ninety-four thousand, five hundred thirty-six".