432641620 has 24 divisors (see below), whose sum is σ = 911038464. Its totient is φ = 172582176.

The previous prime is 432641593. The next prime is 432641639. The reversal of 432641620 is 26146234.

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, 22132 + ... + 36811.

It is an arithmetic number, because the mean of its divisors is an integer number (37959936).

Almost surely, 2^432641620 is an apocalyptic number.

It is an amenable number.

432641620 is an abundant number, since it is smaller than the sum of its proper divisors (478396844).

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

432641620 is a wasteful number, since it uses less digits than its factorization.

432641620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59319 (or 59317 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 432641620 is about 20800.0389422712. The cubic root of 432641620 is about 756.3266996861.

Adding to 432641620 its reverse (26146234), we get a palindrome (458787854).

The spelling of 432641620 in words is "four hundred thirty-two million, six hundred forty-one thousand, six hundred twenty".