1492224 has 72 divisors (see below), whose sum is σ = 4169760. Its totient is φ = 473088.

The previous prime is 1492223. The next prime is 1492261. The reversal of 1492224 is 4222941.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1492194 and 1492203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1492223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22239 + ... + 22305.

2^1492224 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 1492224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2084880).

1492224 is an abundant number, since it is smaller than the sum of its proper divisors (2677536).

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

1492224 is an equidigital number, since it uses as much as digits as its factorization.

1492224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 101 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 1492224 is about 1221.5662077841. The cubic root of 1492224 is about 114.2732748366.

The spelling of 1492224 in words is "one million, four hundred ninety-two thousand, two hundred twenty-four".