3750161 has 4 divisors (see below), whose sum is σ = 3754212. Its totient is φ = 3746112.

The previous prime is 3750157. The next prime is 3750167. The reversal of 3750161 is 1610573.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3441025 + 309136 = 1855^2 + 556^2 .

It is a cyclic number.

It is not a de Polignac number, because 3750161 - 2² = 3750157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3750167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125 + ... + 2741.

It is an arithmetic number, because the mean of its divisors is an integer number (938553).

Almost surely, 2^3750161 is an apocalyptic number.

It is an amenable number.

3750161 is a deficient number, since it is larger than the sum of its proper divisors (4051).

3750161 is a wasteful number, since it uses less digits than its factorization.

3750161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4050.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 3750161 is about 1936.5332426788. The cubic root of 3750161 is about 155.3638486634.

The spelling of 3750161 in words is "three million, seven hundred fifty thousand, one hundred sixty-one".