1611472 has 40 divisors (see below), whose sum is σ = 3392640. Its totient is φ = 739200.

The previous prime is 1611469. The next prime is 1611479. The reversal of 1611472 is 2741161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1611479) 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, 10597 + ... + 10747.

It is an arithmetic number, because the mean of its divisors is an integer number (84816).

2^1611472 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 1611472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1696320).

1611472 is an abundant number, since it is smaller than the sum of its proper divisors (1781168).

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

1611472 is a wasteful number, since it uses less digits than its factorization.

1611472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 205 counting only the distinct ones).

The product of its digits is 336, while the sum is 22.

The square root of 1611472 is about 1269.4376707818. The cubic root of 1611472 is about 117.2395801816.

The spelling of 1611472 in words is "one million, six hundred eleven thousand, four hundred seventy-two".