102656416 has 12 divisors (see below), whose sum is σ = 202104882. Its totient is φ = 51328192.

The previous prime is 102656399. The next prime is 102656417. The reversal of 102656416 is 614656201.

It can be written as a sum of positive squares in only one way, i.e., 102010000 + 646416 = 10100^2 + 804^2 .

It is a super-3 number, since 3×102656416³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (102656417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1603975 + ... + 1604038.

Almost surely, 2^102656416 is an apocalyptic number.

102656416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

102656416 is a deficient number, since it is larger than the sum of its proper divisors (99448466).

102656416 is an equidigital number, since it uses as much as digits as its factorization.

102656416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208023 (or 3208015 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 102656416 is about 10131.9502564906. The cubic root of 102656416 is about 468.2330151881.

The spelling of 102656416 in words is "one hundred two million, six hundred fifty-six thousand, four hundred sixteen".