342402102 has 36 divisors (see below), whose sum is σ = 862995276. Its totient is φ = 97828920.

The previous prime is 342402061. The next prime is 342402113. The reversal of 342402102 is 201204243.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 193224 + ... + 194987.

It is an arithmetic number, because the mean of its divisors is an integer number (23972091).

Almost surely, 2^342402102 is an apocalyptic number.

342402102 is an abundant number, since it is smaller than the sum of its proper divisors (520593174).

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

342402102 is a wasteful number, since it uses less digits than its factorization.

342402102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388233 (or 388223 counting only the distinct ones).

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

The square root of 342402102 is about 18504.1104082309. The cubic root of 342402102 is about 699.5930301061.

Adding to 342402102 its reverse (201204243), we get a palindrome (543606345).

The spelling of 342402102 in words is "three hundred forty-two million, four hundred two thousand, one hundred two".