3543750 has 120 divisors (see below), whose sum is σ = 11343024. Its totient is φ = 810000.

The previous prime is 3543737. The next prime is 3543751. The reversal of 3543750 is 573453.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3543751) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 506247 + ... + 506253.

Almost surely, 2^3543750 is an apocalyptic number.

3543750 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 3543750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5671512).

3543750 is an abundant number, since it is smaller than the sum of its proper divisors (7799274).

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

3543750 is an frugal number, since it uses more digits than its factorization.

3543750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 3543750 is about 1882.4850597017. The cubic root of 3543750 is about 152.4594535222.

The spelling of 3543750 in words is "three million, five hundred forty-three thousand, seven hundred fifty".