1974336 has 112 divisors (see below), whose sum is σ = 6486144. Its totient is φ = 516096.

The previous prime is 1974331. The next prime is 1974353. The reversal of 1974336 is 6334791.

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 1974297 and 1974306.

It is not an unprimeable number, because it can be changed into a prime (1974331) 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, 17416 + ... + 17528.

It is an arithmetic number, because the mean of its divisors is an integer number (57912).

2^1974336 is an apocalyptic number.

1974336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1974336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3243072).

1974336 is an abundant number, since it is smaller than the sum of its proper divisors (4511808).

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

1974336 is a wasteful number, since it uses less digits than its factorization.

1974336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148 (or 138 counting only the distinct ones).

The product of its digits is 13608, while the sum is 33.

The square root of 1974336 is about 1405.1106717978. The cubic root of 1974336 is about 125.4508730857.

The spelling of 1974336 in words is "one million, nine hundred seventy-four thousand, three hundred thirty-six".