3721050 has 36 divisors (see below), whose sum is σ = 9998430. Its totient is φ = 992160.

The previous prime is 3721049. The next prime is 3721051. The reversal of 3721050 is 501273.

It is an interprime number because it is at equal distance from previous prime (3721049) and next prime (3721051).

It can be written as a sum of positive squares in 3 ways, for example, as 3426201 + 294849 = 1851^2 + 543^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3721051) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3685 + ... + 4584.

Almost surely, 2^3721050 is an apocalyptic number.

3721050 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3721050 is an abundant number, since it is smaller than the sum of its proper divisors (6277380).

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

3721050 is a wasteful number, since it uses less digits than its factorization.

3721050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8287 (or 8279 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 3721050 is about 1929.0023328135. The cubic root of 3721050 is about 154.9607948017.

The spelling of 3721050 in words is "three million, seven hundred twenty-one thousand, fifty".