3728134 has 16 divisors (see below), whose sum is σ = 6049728. Its totient is φ = 1716352.

The previous prime is 3728113. The next prime is 3728141. The reversal of 3728134 is 4318273.

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, 432 + ... + 2764.

It is an arithmetic number, because the mean of its divisors is an integer number (378108).

Almost surely, 2^3728134 is an apocalyptic number.

3728134 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

3728134 is a deficient number, since it is larger than the sum of its proper divisors (2321594).

3728134 is a wasteful number, since it uses less digits than its factorization.

3728134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399.

The product of its digits is 4032, while the sum is 28.

The square root of 3728134 is about 1930.8376420611. The cubic root of 3728134 is about 155.0590687112.

The spelling of 3728134 in words is "three million, seven hundred twenty-eight thousand, one hundred thirty-four".