102425736 has 128 divisors (see below), whose sum is σ = 307445760. Its totient is φ = 27820800.

The previous prime is 102425677. The next prime is 102425761. The reversal of 102425736 is 637524201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 369630 + ... + 369906.

It is an arithmetic number, because the mean of its divisors is an integer number (2401920).

Almost surely, 2^102425736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102425736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153722880).

102425736 is an abundant number, since it is smaller than the sum of its proper divisors (205020024).

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

102425736 is a wasteful number, since it uses less digits than its factorization.

102425736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395 (or 391 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 102425736 is about 10120.5600635538. The cubic root of 102425736 is about 467.8820288521.

Adding to 102425736 its reverse (637524201), we get a palindrome (739949937).

The spelling of 102425736 in words is "one hundred two million, four hundred twenty-five thousand, seven hundred thirty-six".