3490032 has 160 divisors (see below), whose sum is σ = 11999232. Its totient is φ = 847872.

The previous prime is 3490031. The next prime is 3490033. The reversal of 3490032 is 2300943.

It is an interprime number because it is at equal distance from previous prime (3490031) and next prime (3490033).

It is a super-2 number, since 2×3490032² = 24360646722048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 3489990 and 3490008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3490031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74233 + ... + 74279.

Almost surely, 2^3490032 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 3490032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5999616).

3490032 is an abundant number, since it is smaller than the sum of its proper divisors (8509200).

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

3490032 is a wasteful number, since it uses less digits than its factorization.

3490032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 3490032 is about 1868.1627338109. The cubic root of 3490032 is about 151.6851747865.

Adding to 3490032 its reverse (2300943), we get a palindrome (5790975).

The spelling of 3490032 in words is "three million, four hundred ninety thousand, thirty-two".