6477958 has 4 divisors (see below), whose sum is σ = 9716940. Its totient is φ = 3238978.

The previous prime is 6477949. The next prime is 6477967. The reversal of 6477958 is 8597746.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6477949) and next prime (6477967).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1619488 + ... + 1619491.

It is an arithmetic number, because the mean of its divisors is an integer number (2429235).

Almost surely, 2^6477958 is an apocalyptic number.

6477958 is a deficient number, since it is larger than the sum of its proper divisors (3238982).

6477958 is a wasteful number, since it uses less digits than its factorization.

6477958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238981.

The product of its digits is 423360, while the sum is 46.

The square root of 6477958 is about 2545.1832939889. The cubic root of 6477958 is about 186.4143650629.

The spelling of 6477958 in words is "six million, four hundred seventy-seven thousand, nine hundred fifty-eight".