635142102 has 32 divisors (see below), whose sum is σ = 1514875392. Its totient is φ = 173578944.

The previous prime is 635142097. The next prime is 635142149. The reversal of 635142102 is 201241536.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327783 + ... + 329714.

It is an arithmetic number, because the mean of its divisors is an integer number (47339856).

Almost surely, 2^635142102 is an apocalyptic number.

635142102 is an abundant number, since it is smaller than the sum of its proper divisors (879733290).

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

635142102 is a wasteful number, since it uses less digits than its factorization.

635142102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657532.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 635142102 is about 25202.0257519113. The cubic root of 635142102 is about 859.5879141644.

Adding to 635142102 its reverse (201241536), we get a palindrome (836383638).

The spelling of 635142102 in words is "six hundred thirty-five million, one hundred forty-two thousand, one hundred two".