1672044 has 48 divisors (see below), whose sum is σ = 4354560. Its totient is φ = 495040.

The previous prime is 1672037. The next prime is 1672051. The reversal of 1672044 is 4402761.

It is an interprime number because it is at equal distance from previous prime (1672037) and next prime (1672051).

It is a super-2 number, since 2×1672044² = 5591462275872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6877 + ... + 7115.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^1672044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1672044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2177280).

1672044 is an abundant number, since it is smaller than the sum of its proper divisors (2682516).

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

1672044 is a wasteful number, since it uses less digits than its factorization.

1672044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 1672044 is about 1293.0754038338. The cubic root of 1672044 is about 118.6904839343.

It can be divided in two parts, 167 and 2044, that added together give a triangular number (2211 = T₆₆).

The spelling of 1672044 in words is "one million, six hundred seventy-two thousand, forty-four".