1494636 has 72 divisors (see below), whose sum is σ = 4181184. Its totient is φ = 411840.

The previous prime is 1494617. The next prime is 1494641. The reversal of 1494636 is 6364941.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an Ulam number.

Its product of digits (15552) is a multiple of the sum of its prime divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 1494597 and 1494606.

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, 22275 + ... + 22341.

It is an arithmetic number, because the mean of its divisors is an integer number (58072).

2^1494636 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 1494636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2090592).

1494636 is an abundant number, since it is smaller than the sum of its proper divisors (2686548).

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

1494636 is a wasteful number, since it uses less digits than its factorization.

1494636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 96 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 1494636 is about 1222.5530663329. The cubic root of 1494636 is about 114.3348113454.

The spelling of 1494636 in words is "one million, four hundred ninety-four thousand, six hundred thirty-six".