3537690 has 64 divisors (see below), whose sum is σ = 9386496. Its totient is φ = 847872.

The previous prime is 3537673. The next prime is 3537701. The reversal of 3537690 is 967353.

It is a super-2 number, since 2×3537690² = 25030501072200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18234 + ... + 18426.

It is an arithmetic number, because the mean of its divisors is an integer number (146664).

Almost surely, 2^3537690 is an apocalyptic number.

3537690 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 3537690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4693248).

3537690 is an abundant number, since it is smaller than the sum of its proper divisors (5848806).

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

3537690 is a wasteful number, since it uses less digits than its factorization.

3537690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263.

The product of its (nonzero) digits is 17010, while the sum is 33.

The square root of 3537690 is about 1880.8747964710. The cubic root of 3537690 is about 152.3724993606.

The spelling of 3537690 in words is "three million, five hundred thirty-seven thousand, six hundred ninety".