6477442 has 32 divisors (see below), whose sum is σ = 11162880. Its totient is φ = 2799360.

The previous prime is 6477439. The next prime is 6477463. The reversal of 6477442 is 2447746.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a d-powerful number, because it can be written as 6⁷ + 4 + 7 + 7⁷ + 4¹⁰ + 4¹¹ + 2¹⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 6477398 and 6477407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23767 + ... + 24037.

It is an arithmetic number, because the mean of its divisors is an integer number (348840).

Almost surely, 2^6477442 is an apocalyptic number.

6477442 is a deficient number, since it is larger than the sum of its proper divisors (4685438).

6477442 is a wasteful number, since it uses less digits than its factorization.

6477442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346.

The product of its digits is 37632, while the sum is 34.

The square root of 6477442 is about 2545.0819240252. The cubic root of 6477442 is about 186.4094153361.

It can be divided in two parts, 647744 and 2, that added together give a palindrome (647746).

The spelling of 6477442 in words is "six million, four hundred seventy-seven thousand, four hundred forty-two".