43620102 has 12 divisors (see below), whose sum is σ = 94510260. Its totient is φ = 14540028.

The previous prime is 43620061. The next prime is 43620107. The reversal of 43620102 is 20102634.

It is a happy number.

43620102 is a `hidden beast` number, since 43 + 620 + 1 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 2423339 = 43620102 / (4 + 3 + 6 + 2 + 0 + 1 + 0 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43620107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1211652 + ... + 1211687.

It is an arithmetic number, because the mean of its divisors is an integer number (7875855).

Almost surely, 2^43620102 is an apocalyptic number.

43620102 is an abundant number, since it is smaller than the sum of its proper divisors (50890158).

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

43620102 is a wasteful number, since it uses less digits than its factorization.

43620102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2423347 (or 2423344 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 43620102 is about 6604.5516123352. The cubic root of 43620102 is about 352.0158556477.

Adding to 43620102 its reverse (20102634), we get a palindrome (63722736).

The spelling of 43620102 in words is "forty-three million, six hundred twenty thousand, one hundred two".