3489486 has 96 divisors (see below), whose sum is σ = 9652608. Its totient is φ = 826560.

The previous prime is 3489481. The next prime is 3489487. The reversal of 3489486 is 6849843.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3489481) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42001 + ... + 42083.

It is an arithmetic number, because the mean of its divisors is an integer number (100548).

Almost surely, 2^3489486 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3489486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4826304).

3489486 is an abundant number, since it is smaller than the sum of its proper divisors (6163122).

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

3489486 is a wasteful number, since it uses less digits than its factorization.

3489486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126 (or 119 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 3489486 is about 1868.0165952154. The cubic root of 3489486 is about 151.6772642168.

It can be divided in two parts, 34894 and 86, that added together give a triangular number (34980 = T₂₆₄).

The spelling of 3489486 in words is "three million, four hundred eighty-nine thousand, four hundred eighty-six".