3753820 has 24 divisors (see below), whose sum is σ = 9009504. Its totient is φ = 1286976.

The previous prime is 3753817. The next prime is 3753823. The reversal of 3753820 is 283573.

It is an interprime number because it is at equal distance from previous prime (3753817) and next prime (3753823).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3753823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13267 + ... + 13546.

It is an arithmetic number, because the mean of its divisors is an integer number (375396).

Almost surely, 2^3753820 is an apocalyptic number.

It is an amenable number.

3753820 is an abundant number, since it is smaller than the sum of its proper divisors (5255684).

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

3753820 is a wasteful number, since it uses less digits than its factorization.

3753820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26829 (or 26827 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 3753820 is about 1937.4777418076. The cubic root of 3753820 is about 155.4143612979.

The spelling of 3753820 in words is "three million, seven hundred fifty-three thousand, eight hundred twenty".