3337861 has 2 divisors, whose sum is σ = 3337862. Its totient is φ = 3337860.

The previous prime is 3337847. The next prime is 3337879. The reversal of 3337861 is 1687333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1822500 + 1515361 = 1350^2 + 1231^2 .

It is a cyclic number.

It is not a de Polignac number, because 3337861 - 2¹⁷ = 3206789 is a prime.

It is a super-2 number, since 2×3337861² = 22282632110642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3337891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1668930 + 1668931.

It is an arithmetic number, because the mean of its divisors is an integer number (1668931).

Almost surely, 2^3337861 is an apocalyptic number.

It is an amenable number.

3337861 is a deficient number, since it is larger than the sum of its proper divisors (1).

3337861 is an equidigital number, since it uses as much as digits as its factorization.

3337861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 3337861 is about 1826.9813901625. The cubic root of 3337861 is about 149.4477619754.

The spelling of 3337861 in words is "three million, three hundred thirty-seven thousand, eight hundred sixty-one".