103402660 has 48 divisors (see below), whose sum is σ = 221175360. Its totient is φ = 40602240.

The previous prime is 103402657. The next prime is 103402669. The reversal of 103402660 is 66204301.

It is a super-2 number, since 2×103402660² = 21384220190151200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103402669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451426 + ... + 451654.

It is an arithmetic number, because the mean of its divisors is an integer number (4607820).

Almost surely, 2^103402660 is an apocalyptic number.

103402660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103402660 is an abundant number, since it is smaller than the sum of its proper divisors (117772700).

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

103402660 is a wasteful number, since it uses less digits than its factorization.

103402660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 554 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 103402660 is about 10168.7098493368. The cubic root of 103402660 is about 469.3648580879.

Adding to 103402660 its reverse (66204301), we get a palindrome (169606961).

The spelling of 103402660 in words is "one hundred three million, four hundred two thousand, six hundred sixty".