3491488 has 96 divisors (see below), whose sum is σ = 9313920. Its totient is φ = 1244160.

The previous prime is 3491479. The next prime is 3491491. The reversal of 3491488 is 8841943.

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, 31978 + ... + 32086.

It is an arithmetic number, because the mean of its divisors is an integer number (97020).

Almost surely, 2^3491488 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 3491488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4656960).

3491488 is an abundant number, since it is smaller than the sum of its proper divisors (5822432).

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

3491488 is a wasteful number, since it uses less digits than its factorization.

3491488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 142 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 3491488 is about 1868.5523808553. The cubic root of 3491488 is about 151.7062656064.

The spelling of 3491488 in words is "three million, four hundred ninety-one thousand, four hundred eighty-eight".