1312296 has 16 divisors (see below), whose sum is σ = 3280800. Its totient is φ = 437424.
The previous prime is 1312277. The next prime is 1312301. The reversal of 1312296 is 6922131.
It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 54679 = 1312296 / (1 + 3 + 1 + 2 + 2 + 9 + 6).
It is an Ulam number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27316 + ... + 27363.
It is an arithmetic number, because the mean of its divisors is an integer number (205050).
21312296 is an apocalyptic number.
It is an amenable number.
1312296 is an abundant number, since it is smaller than the sum of its proper divisors (1968504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312296 is a wasteful number, since it uses less digits than its factorization.
1312296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54688 (or 54684 counting only the distinct ones).
The product of its digits is 648, while the sum is 24.
The square root of 1312296 is about 1145.5548873799. The cubic root of 1312296 is about 109.4823056833.
It can be divided in two parts, 13122 and 96, that multiplied together give a cube (1259712 = 1083).
The spelling of 1312296 in words is "one million, three hundred twelve thousand, two hundred ninety-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •