42101432 has 16 divisors (see below), whose sum is σ = 79510200. Its totient is φ = 20898720.

The previous prime is 42101419. The next prime is 42101467. The reversal of 42101432 is 23410124.

It is a self number, because there is not a number n which added to its sum of digits gives 42101432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17819 + ... + 20042.

Almost surely, 2^42101432 is an apocalyptic number.

It is an amenable number.

42101432 is a deficient number, since it is larger than the sum of its proper divisors (37408768).

42101432 is a wasteful number, since it uses less digits than its factorization.

42101432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38006 (or 38002 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 42101432 is about 6488.5616279727. The cubic root of 42101432 is about 347.8822651887.

Adding to 42101432 its reverse (23410124), we get a palindrome (65511556).

The spelling of 42101432 in words is "forty-two million, one hundred one thousand, four hundred thirty-two".