103670028 has 144 divisors (see below), whose sum is σ = 330220800. Its totient is φ = 26640000.

The previous prime is 103669999. The next prime is 103670051. The reversal of 103670028 is 820076301.

It is a junction number, because it is equal to n+sod(n) for n = 103669983 and 103670010.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 412903 + ... + 413153.

It is an arithmetic number, because the mean of its divisors is an integer number (2293200).

Almost surely, 2^103670028 is an apocalyptic number.

103670028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103670028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165110400).

103670028 is an abundant number, since it is smaller than the sum of its proper divisors (226550772).

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

103670028 is a wasteful number, since it uses less digits than its factorization.

103670028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428 (or 423 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 103670028 is about 10181.8479658655. The cubic root of 103670028 is about 469.7690550916.

The spelling of 103670028 in words is "one hundred three million, six hundred seventy thousand, twenty-eight".