1439672 has 32 divisors (see below), whose sum is σ = 2956800. Its totient is φ = 653184.

The previous prime is 1439663. The next prime is 1439681. The reversal of 1439672 is 2769341.

It is an interprime number because it is at equal distance from previous prime (1439663) and next prime (1439681).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11273 + ... + 11399.

It is an arithmetic number, because the mean of its divisors is an integer number (92400).

2^1439672 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 1439672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1478400).

1439672 is an abundant number, since it is smaller than the sum of its proper divisors (1517128).

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

1439672 is a wasteful number, since it uses less digits than its factorization.

1439672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 251 counting only the distinct ones).

The product of its digits is 9072, while the sum is 32.

The square root of 1439672 is about 1199.8633255500. The cubic root of 1439672 is about 112.9157489308.

The spelling of 1439672 in words is "one million, four hundred thirty-nine thousand, six hundred seventy-two".