100520432 has 20 divisors (see below), whose sum is σ = 195753096. Its totient is φ = 50003520.

The previous prime is 100520429. The next prime is 100520449. The reversal of 100520432 is 234025001.

It is a self number, because there is not a number n which added to its sum of digits gives 100520432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12794 + ... + 19097.

Almost surely, 2^100520432 is an apocalyptic number.

It is an amenable number.

100520432 is a deficient number, since it is larger than the sum of its proper divisors (95232664).

100520432 is a wasteful number, since it uses less digits than its factorization.

100520432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32096 (or 32090 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 100520432 is about 10025.9878316304. The cubic root of 100520432 is about 464.9627009817.

Adding to 100520432 its reverse (234025001), we get a palindrome (334545433).

The spelling of 100520432 in words is "one hundred million, five hundred twenty thousand, four hundred thirty-two".