3731130 has 64 divisors (see below), whose sum is σ = 10725120. Its totient is φ = 917568.

The previous prime is 3731107. The next prime is 3731137. The reversal of 3731130 is 311373.

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 (3731137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2979 + ... + 4041.

It is an arithmetic number, because the mean of its divisors is an integer number (167580).

Almost surely, 2^3731130 is an apocalyptic number.

3731130 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 3731130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5362560).

3731130 is an abundant number, since it is smaller than the sum of its proper divisors (6993990).

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

3731130 is a wasteful number, since it uses less digits than its factorization.

3731130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092 (or 1086 counting only the distinct ones).

The product of its (nonzero) digits is 189, while the sum is 18.

The square root of 3731130 is about 1931.6133153403. The cubic root of 3731130 is about 155.1005937371.

The spelling of 3731130 in words is "three million, seven hundred thirty-one thousand, one hundred thirty".