1268404 has 24 divisors (see below), whose sum is σ = 2455488. Its totient is φ = 570240.
The previous prime is 1268369. The next prime is 1268413. The reversal of 1268404 is 4048621.
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 a congruent number.
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, 1159 + ... + 1969.
It is an arithmetic number, because the mean of its divisors is an integer number (102312).
21268404 is an apocalyptic number.
It is an amenable number.
1268404 is a deficient number, since it is larger than the sum of its proper divisors (1187084).
1268404 is a wasteful number, since it uses less digits than its factorization.
1268404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 855 (or 853 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 25.
The square root of 1268404 is about 1126.2344338547. The cubic root of 1268404 is about 108.2478304959.
The spelling of 1268404 in words is "one million, two hundred sixty-eight thousand, four hundred four".
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