105667628 has 12 divisors (see below), whose sum is σ = 201729192. Its totient is φ = 48030720.

The previous prime is 105667621. The next prime is 105667649. The reversal of 105667628 is 826766501.

It is a super-2 number, since 2×105667628² = 22331295214292768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105667621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1200725 + ... + 1200812.

It is an arithmetic number, because the mean of its divisors is an integer number (16810766).

Almost surely, 2^105667628 is an apocalyptic number.

It is an amenable number.

105667628 is a deficient number, since it is larger than the sum of its proper divisors (96061564).

105667628 is a wasteful number, since it uses less digits than its factorization.

105667628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2401552 (or 2401550 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 105667628 is about 10279.4760566869. The cubic root of 105667628 is about 472.7671797805.

The spelling of 105667628 in words is "one hundred five million, six hundred sixty-seven thousand, six hundred twenty-eight".