6555974 has 4 divisors (see below), whose sum is σ = 9833964. Its totient is φ = 3277986.

The previous prime is 6555971. The next prime is 6556003. The reversal of 6555974 is 4795556.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6555971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1638992 + ... + 1638995.

It is an arithmetic number, because the mean of its divisors is an integer number (2458491).

Almost surely, 2^6555974 is an apocalyptic number.

6555974 is a deficient number, since it is larger than the sum of its proper divisors (3277990).

6555974 is a wasteful number, since it uses less digits than its factorization.

6555974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277989.

The product of its digits is 189000, while the sum is 41.

The square root of 6555974 is about 2560.4636298921. The cubic root of 6555974 is about 187.1597289308.

The spelling of 6555974 in words is "six million, five hundred fifty-five thousand, nine hundred seventy-four".