3546990 has 80 divisors (see below), whose sum is σ = 9931680. Its totient is φ = 907200.

The previous prime is 3546979. The next prime is 3547001. The reversal of 3546990 is 996453.

It is an interprime number because it is at equal distance from previous prime (3546979) and next prime (3547001).

It is a super-2 number, since 2×3546990² = 25162276120200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 23415 + ... + 23565.

It is an arithmetic number, because the mean of its divisors is an integer number (124146).

Almost surely, 2^3546990 is an apocalyptic number.

3546990 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 3546990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4965840).

3546990 is an abundant number, since it is smaller than the sum of its proper divisors (6384690).

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

3546990 is a wasteful number, since it uses less digits than its factorization.

3546990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 3546990 is about 1883.3454276898. The cubic root of 3546990 is about 152.5059032025.

The spelling of 3546990 in words is "three million, five hundred forty-six thousand, nine hundred ninety".