4077823 has 2 divisors, whose sum is σ = 4077824. Its totient is φ = 4077822.

The previous prime is 4077817. The next prime is 4077847. The reversal of 4077823 is 3287704.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4077823 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4077863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2038911 + 2038912.

It is an arithmetic number, because the mean of its divisors is an integer number (2038912).

Almost surely, 2^4077823 is an apocalyptic number.

4077823 is a deficient number, since it is larger than the sum of its proper divisors (1).

4077823 is an equidigital number, since it uses as much as digits as its factorization.

4077823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 4077823 is about 2019.3620279682. The cubic root of 4077823 is about 159.7629693388.

It can be divided in two parts, 4077 and 823, that added together give a square (4900 = 70²).

The spelling of 4077823 in words is "four million, seventy-seven thousand, eight hundred twenty-three".