2421200344 has 16 divisors (see below), whose sum is σ = 4601940120. Its totient is φ = 1194016320.

The previous prime is 2421200303. The next prime is 2421200357. The reversal of 2421200344 is 4430021242.

It is a happy number.

It is a super-2 number, since 2×2421200344² = 11724422211571436672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2072362 + ... + 2073529.

Almost surely, 2^2421200344 is an apocalyptic number.

It is an amenable number.

2421200344 is a deficient number, since it is larger than the sum of its proper divisors (2180739776).

2421200344 is a wasteful number, since it uses less digits than its factorization.

2421200344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4145970 (or 4145966 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2421200344 is about 49205.6942233315. The cubic root of 2421200344 is about 1342.7966290134.

Adding to 2421200344 its reverse (4430021242), we get a palindrome (6851221586).

The spelling of 2421200344 in words is "two billion, four hundred twenty-one million, two hundred thousand, three hundred forty-four".