102434202 has 24 divisors (see below), whose sum is σ = 239013684. Its totient is φ = 31518144.

The previous prime is 102434153. The next prime is 102434209. The reversal of 102434202 is 202434201.

102434202 is a `hidden beast` number, since 1 + 0 + 243 + 420 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 84107241 + 18326961 = 9171^2 + 4281^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (102434209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218643 + ... + 219110.

Almost surely, 2^102434202 is an apocalyptic number.

102434202 is an abundant number, since it is smaller than the sum of its proper divisors (136579482).

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

102434202 is a wasteful number, since it uses less digits than its factorization.

102434202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437774 (or 437771 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 102434202 is about 10120.9783123965. The cubic root of 102434202 is about 467.8949194278.

Adding to 102434202 its reverse (202434201), we get a palindrome (304868403).

Subtracting 102434202 from its reverse (202434201), we obtain a palindrome (99999999).

The spelling of 102434202 in words is "one hundred two million, four hundred thirty-four thousand, two hundred two".