102234402 has 96 divisors (see below), whose sum is σ = 250024320. Its totient is φ = 30032640.

The previous prime is 102234347. The next prime is 102234409. The reversal of 102234402 is 204432201.

102234402 is a `hidden beast` number, since 1 + 0 + 223 + 440 + 2 = 666.

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 (102234409) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 322348 + ... + 322664.

It is an arithmetic number, because the mean of its divisors is an integer number (2604420).

Almost surely, 2^102234402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102234402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125012160).

102234402 is an abundant number, since it is smaller than the sum of its proper divisors (147789918).

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

102234402 is a wasteful number, since it uses less digits than its factorization.

102234402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408 (or 405 counting only the distinct ones).

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

The square root of 102234402 is about 10111.1029072006. The cubic root of 102234402 is about 467.5905085613.

Adding to 102234402 its reverse (204432201), we get a palindrome (306666603).

The spelling of 102234402 in words is "one hundred two million, two hundred thirty-four thousand, four hundred two".