103326640 has 40 divisors (see below), whose sum is σ = 241064928. Its totient is φ = 41187840.

The previous prime is 103326637. The next prime is 103326653. The reversal of 103326640 is 46623301.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22804 + ... + 26956.

Almost surely, 2^103326640 is an apocalyptic number.

103326640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103326640 is an abundant number, since it is smaller than the sum of its proper divisors (137738288).

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

103326640 is a wasteful number, since it uses less digits than its factorization.

103326640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4477 (or 4471 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 103326640 is about 10164.9712247502. The cubic root of 103326640 is about 469.2498066822.

Adding to 103326640 its reverse (46623301), we get a palindrome (149949941).

The spelling of 103326640 in words is "one hundred three million, three hundred twenty-six thousand, six hundred forty".