3797641 has 2 divisors, whose sum is σ = 3797642. Its totient is φ = 3797640.

The previous prime is 3797623. The next prime is 3797657. The reversal of 3797641 is 1467973.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2805625 + 992016 = 1675^2 + 996^2 .

It is a cyclic number.

It is not a de Polignac number, because 3797641 - 2¹¹ = 3795593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3797641.

It is not a weakly prime, because it can be changed into another prime (3797611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1898820 + 1898821.

It is an arithmetic number, because the mean of its divisors is an integer number (1898821).

Almost surely, 2^3797641 is an apocalyptic number.

3797641 is the 1233-rd centered pentagonal number.

It is an amenable number.

3797641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3797641 is an equidigital number, since it uses as much as digits as its factorization.

3797641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 37.

The square root of 3797641 is about 1948.7537042941. The cubic root of 3797641 is about 156.0167771787.

The spelling of 3797641 in words is "three million, seven hundred ninety-seven thousand, six hundred forty-one".