3742961 has 2 divisors, whose sum is σ = 3742962. Its totient is φ = 3742960.

The previous prime is 3742933. The next prime is 3742987. The reversal of 3742961 is 1692473.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3010225 + 732736 = 1735^2 + 856^2 .

It is an emirp because it is prime and its reverse (1692473) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3742961 is a prime.

It is not a weakly prime, because it can be changed into another prime (3742061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1871480 + 1871481.

It is an arithmetic number, because the mean of its divisors is an integer number (1871481).

Almost surely, 2^3742961 is an apocalyptic number.

It is an amenable number.

3742961 is a deficient number, since it is larger than the sum of its proper divisors (1).

3742961 is an equidigital number, since it uses as much as digits as its factorization.

3742961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 32.

The square root of 3742961 is about 1934.6733574431. The cubic root of 3742961 is about 155.2643563695.

The spelling of 3742961 in words is "three million, seven hundred forty-two thousand, nine hundred sixty-one".