43420102 has 16 divisors (see below), whose sum is σ = 71758224. Its totient is φ = 19540000.

The previous prime is 43420079. The next prime is 43420109. The reversal of 43420102 is 20102434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43420109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7549 + ... + 11992.

It is an arithmetic number, because the mean of its divisors is an integer number (4484889).

Almost surely, 2^43420102 is an apocalyptic number.

43420102 is a deficient number, since it is larger than the sum of its proper divisors (28338122).

43420102 is a wasteful number, since it uses less digits than its factorization.

43420102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19655.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 43420102 is about 6589.3931435300. The cubic root of 43420102 is about 351.4770287971.

Adding to 43420102 its reverse (20102434), we get a palindrome (63522536).

The spelling of 43420102 in words is "forty-three million, four hundred twenty thousand, one hundred two".