2351424 has 56 divisors (see below), whose sum is σ = 6408928. Its totient is φ = 760320.

The previous prime is 2351357. The next prime is 2351441. The reversal of 2351424 is 4241532.

It is an Ulam number.

It is a zygodrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 2351424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6939 + ... + 7269.

2^2351424 is an apocalyptic number.

2351424 is a gapful number since it is divisible by the number (24) 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 2351424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3204464).

2351424 is an abundant number, since it is smaller than the sum of its proper divisors (4057504).

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

2351424 is a wasteful number, since it uses less digits than its factorization.

2351424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383 (or 373 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 2351424 is about 1533.4353589245. The cubic root of 2351424 is about 132.9771381738.

Adding to 2351424 its reverse (4241532), we get a palindrome (6592956).

It can be divided in two parts, 2351 and 424, that added together give a triangular number (2775 = T₇₄).

The spelling of 2351424 in words is "two million, three hundred fifty-one thousand, four hundred twenty-four".