3537990 has 48 divisors (see below), whose sum is σ = 9687600. Its totient is φ = 893376.

The previous prime is 3537983. The next prime is 3537991. The reversal of 3537990 is 997353.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3537991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 676 + ... + 2744.

It is an arithmetic number, because the mean of its divisors is an integer number (201825).

Almost surely, 2^3537990 is an apocalyptic number.

3537990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3537990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4843800).

3537990 is an abundant number, since it is smaller than the sum of its proper divisors (6149610).

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

3537990 is a wasteful number, since it uses less digits than its factorization.

3537990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101 (or 2098 counting only the distinct ones).

The product of its (nonzero) digits is 25515, while the sum is 36.

The square root of 3537990 is about 1880.9545449053. The cubic root of 3537990 is about 152.3768063573.

It can be divided in two parts, 35 and 37990, that added together give a square (38025 = 195²).

The spelling of 3537990 in words is "three million, five hundred thirty-seven thousand, nine hundred ninety".