6477623 has 2 divisors, whose sum is σ = 6477624. Its totient is φ = 6477622.

The previous prime is 6477599. The next prime is 6477637. The reversal of 6477623 is 3267746.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6477623 - 2²² = 2283319 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 6 + 4⁶ + 7³ + 7⁴ + 6⁸ + 2¹³ + 3¹⁴ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6477683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3238811 + 3238812.

It is an arithmetic number, because the mean of its divisors is an integer number (3238812).

Almost surely, 2^6477623 is an apocalyptic number.

6477623 is a deficient number, since it is larger than the sum of its proper divisors (1).

6477623 is an equidigital number, since it uses as much as digits as its factorization.

6477623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 35.

The square root of 6477623 is about 2545.1174825536. The cubic root of 6477623 is about 186.4111516074.

The spelling of 6477623 in words is "six million, four hundred seventy-seven thousand, six hundred twenty-three".