3730220 has 24 divisors (see below), whose sum is σ = 8436624. Its totient is φ = 1377216.

The previous prime is 3730219. The next prime is 3730231. The reversal of 3730220 is 220373.

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, 6914 + ... + 7433.

It is an arithmetic number, because the mean of its divisors is an integer number (351526).

Almost surely, 2^3730220 is an apocalyptic number.

It is an amenable number.

3730220 is an abundant number, since it is smaller than the sum of its proper divisors (4706404).

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

3730220 is a wasteful number, since it uses less digits than its factorization.

3730220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14369 (or 14367 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 17.

The square root of 3730220 is about 1931.3777465840. The cubic root of 3730220 is about 155.0879833468.

Adding to 3730220 its reverse (220373), we get a palindrome (3950593).

The spelling of 3730220 in words is "three million, seven hundred thirty thousand, two hundred twenty".