424121364 has 18 divisors (see below), whose sum is σ = 1072084650. Its totient is φ = 141373776.

The previous prime is 424121353. The next prime is 424121377. The reversal of 424121364 is 463121424.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 349989264 + 74132100 = 18708^2 + 8610^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5890539 + ... + 5890610.

Almost surely, 2^424121364 is an apocalyptic number.

It is an amenable number.

424121364 is an abundant number, since it is smaller than the sum of its proper divisors (647963286).

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

424121364 is a wasteful number, since it uses less digits than its factorization.

424121364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11781159 (or 11781154 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 424121364 is about 20594.2070495564. The cubic root of 424121364 is about 751.3288229158.

Adding to 424121364 its reverse (463121424), we get a palindrome (887242788).

The spelling of 424121364 in words is "four hundred twenty-four million, one hundred twenty-one thousand, three hundred sixty-four".