1474240 has 56 divisors (see below), whose sum is σ = 3730752. Its totient is φ = 552960.

The previous prime is 1474217. The next prime is 1474241. The reversal of 1474240 is 424741.

It is not an unprimeable number, because it can be changed into a prime (1474241) 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 7 ways as a sum of consecutive naturals, for example, 5305 + ... + 5575.

2^1474240 is an apocalyptic number.

1474240 is a gapful number since it is divisible by the number (10) 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 1474240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1865376).

1474240 is an abundant number, since it is smaller than the sum of its proper divisors (2256512).

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

1474240 is a wasteful number, since it uses less digits than its factorization.

1474240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 1474240 is about 1214.1828527862. The cubic root of 1474240 is about 113.8123515987.

Adding to 1474240 its reverse (424741), we get a palindrome (1898981).

The spelling of 1474240 in words is "one million, four hundred seventy-four thousand, two hundred forty".