3543690 has 32 divisors (see below), whose sum is σ = 8953920. Its totient is φ = 895104.

The previous prime is 3543677. The next prime is 3543721. The reversal of 3543690 is 963453.

It is a happy number.

It is a super-2 number, since 2×3543690² = 25115477632200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 2539 + ... + 3678.

It is an arithmetic number, because the mean of its divisors is an integer number (279810).

Almost surely, 2^3543690 is an apocalyptic number.

3543690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3543690 is an abundant number, since it is smaller than the sum of its proper divisors (5410230).

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

3543690 is a wasteful number, since it uses less digits than its factorization.

3543690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6246.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 3543690 is about 1882.4691232528. The cubic root of 3543690 is about 152.4585930760.

The spelling of 3543690 in words is "three million, five hundred forty-three thousand, six hundred ninety".