1424700 has 54 divisors (see below), whose sum is σ = 4468464. Its totient is φ = 379680.

The previous prime is 1424699. The next prime is 1424701. The reversal of 1424700 is 74241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1424699) and next prime (1424701).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 109 + ... + 1691.

2^1424700 is an apocalyptic number.

1424700 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 1424700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2234232).

1424700 is an abundant number, since it is smaller than the sum of its proper divisors (3043764).

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

1424700 is a wasteful number, since it uses less digits than its factorization.

1424700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603 (or 1593 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 1424700 is about 1193.6079758447. The cubic root of 1424700 is about 112.5229582775.

Adding to 1424700 its reverse (74241), we get a palindrome (1498941).

The spelling of 1424700 in words is "one million, four hundred twenty-four thousand, seven hundred".