1676940 has 48 divisors (see below), whose sum is σ = 4945920. Its totient is φ = 423360.

The previous prime is 1676923. The next prime is 1676947. The reversal of 1676940 is 496761.

1676940 = 83² + 84² + ... + 177².

It is a happy number.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1676947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405 + ... + 1875.

It is an arithmetic number, because the mean of its divisors is an integer number (103040).

2^1676940 is an apocalyptic number.

1676940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1676940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2472960).

1676940 is an abundant number, since it is smaller than the sum of its proper divisors (3268980).

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

1676940 is a wasteful number, since it uses less digits than its factorization.

1676940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502 (or 1500 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 1676940 is about 1294.9671810513. The cubic root of 1676940 is about 118.8062189945.

The spelling of 1676940 in words is "one million, six hundred seventy-six thousand, nine hundred forty".