3721750 has 16 divisors (see below), whose sum is σ = 6967584. Its totient is φ = 1488600.

The previous prime is 3721741. The next prime is 3721771. The reversal of 3721750 is 571273.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7194 + ... + 7693.

It is an arithmetic number, because the mean of its divisors is an integer number (435474).

Almost surely, 2^3721750 is an apocalyptic number.

3721750 is a deficient number, since it is larger than the sum of its proper divisors (3245834).

3721750 is a wasteful number, since it uses less digits than its factorization.

3721750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14904 (or 14894 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 3721750 is about 1929.1837652230. The cubic root of 3721750 is about 154.9705112129.

The spelling of 3721750 in words is "three million, seven hundred twenty-one thousand, seven hundred fifty".