102132294 has 64 divisors (see below), whose sum is σ = 237572352. Its totient is φ = 28928000.

The previous prime is 102132263. The next prime is 102132299. The reversal of 102132294 is 492231201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102132299) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254494 + ... + 254894.

It is an arithmetic number, because the mean of its divisors is an integer number (3712068).

Almost surely, 2^102132294 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102132294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118786176).

102132294 is an abundant number, since it is smaller than the sum of its proper divisors (135440058).

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

102132294 is a wasteful number, since it uses less digits than its factorization.

102132294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 102132294 is about 10106.0523450059. The cubic root of 102132294 is about 467.4347859123.

Adding to 102132294 its reverse (492231201), we get a palindrome (594363495).

The spelling of 102132294 in words is "one hundred two million, one hundred thirty-two thousand, two hundred ninety-four".