106688554 has 32 divisors (see below), whose sum is σ = 186109056. Its totient is φ = 44928000.

The previous prime is 106688537. The next prime is 106688567. The reversal of 106688554 is 455886601.

It is a super-2 number, since 2×106688554² = 22764895109221832, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106688554.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340702 + ... + 341014.

It is an arithmetic number, because the mean of its divisors is an integer number (5815908).

Almost surely, 2^106688554 is an apocalyptic number.

106688554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

106688554 is a deficient number, since it is larger than the sum of its proper divisors (79420502).

106688554 is a wasteful number, since it uses less digits than its factorization.

106688554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670.

The product of its (nonzero) digits is 230400, while the sum is 43.

The square root of 106688554 is about 10329.0151515040. The cubic root of 106688554 is about 474.2848762592.

The spelling of 106688554 in words is "one hundred six million, six hundred eighty-eight thousand, five hundred fifty-four".