12773040 has 80 divisors (see below), whose sum is σ = 45259008. Its totient is φ = 2919168.

The previous prime is 12773011. The next prime is 12773041. The reversal of 12773040 is 4037721.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 12773040.

It is not an unprimeable number, because it can be changed into a prime (12773041) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2122 + ... + 5481.

Almost surely, 2^12773040 is an apocalyptic number.

12773040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12773040 is an abundant number, since it is smaller than the sum of its proper divisors (32485968).

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

12773040 is a wasteful number, since it uses less digits than its factorization.

12773040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7626 (or 7620 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 12773040 is about 3573.9390033967. The cubic root of 12773040 is about 233.7570712875.

The spelling of 12773040 in words is "twelve million, seven hundred seventy-three thousand, forty".