1946628 has 36 divisors (see below), whose sum is σ = 5136768. Its totient is φ = 620400.

The previous prime is 1946627. The next prime is 1946629. The reversal of 1946628 is 8266491.

It is an interprime number because it is at equal distance from previous prime (1946627) and next prime (1946629).

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 1946592 and 1946601.

It is not an unprimeable number, because it can be changed into a prime (1946621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 348 + ... + 2003.

It is an arithmetic number, because the mean of its divisors is an integer number (142688).

2^1946628 is an apocalyptic number.

1946628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1946628 is an abundant number, since it is smaller than the sum of its proper divisors (3190140).

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

1946628 is a wasteful number, since it uses less digits than its factorization.

1946628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2384 (or 2379 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 1946628 is about 1395.2161122923. The cubic root of 1946628 is about 124.8612433631.

The spelling of 1946628 in words is "one million, nine hundred forty-six thousand, six hundred twenty-eight".