424213432 has 8 divisors (see below), whose sum is σ = 795400200. Its totient is φ = 212106712.

The previous prime is 424213379. The next prime is 424213441. The reversal of 424213432 is 234312424.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 424213397 and 424213406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26513332 + ... + 26513347.

It is an arithmetic number, because the mean of its divisors is an integer number (99425025).

Almost surely, 2^424213432 is an apocalyptic number.

It is an amenable number.

424213432 is a deficient number, since it is larger than the sum of its proper divisors (371186768).

424213432 is a wasteful number, since it uses less digits than its factorization.

424213432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53026685 (or 53026681 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 424213432 is about 20596.4422170432. The cubic root of 424213432 is about 751.3831849790.

Adding to 424213432 its reverse (234312424), we get a palindrome (658525856).

The spelling of 424213432 in words is "four hundred twenty-four million, two hundred thirteen thousand, four hundred thirty-two".