1674648 has 32 divisors (see below), whose sum is σ = 4652400. Its totient is φ = 558144.

The previous prime is 1674643. The next prime is 1674649. The reversal of 1674648 is 8464761.

1674648 is a `hidden beast` number, since 1 + 6 + 7 + 4 + 648 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1674643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3661 + ... + 4092.

2^1674648 is an apocalyptic number.

1674648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1674648 is an abundant number, since it is smaller than the sum of its proper divisors (2977752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1674648 is a wasteful number, since it uses less digits than its factorization.

1674648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7768 (or 7758 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 1674648 is about 1294.0819139452. The cubic root of 1674648 is about 118.7520671847.

The spelling of 1674648 in words is "one million, six hundred seventy-four thousand, six hundred forty-eight".