4937281 has 2 divisors, whose sum is σ = 4937282. Its totient is φ = 4937280.

The previous prime is 4937267. The next prime is 4937287. The reversal of 4937281 is 1827394.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4879681 + 57600 = 2209^2 + 240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4937281 is a prime.

It is a super-2 number, since 2×4937281² = 48753487345922, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4937287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2468640 + 2468641.

It is an arithmetic number, because the mean of its divisors is an integer number (2468641).

Almost surely, 2^4937281 is an apocalyptic number.

It is an amenable number.

4937281 is a deficient number, since it is larger than the sum of its proper divisors (1).

4937281 is an equidigital number, since it uses as much as digits as its factorization.

4937281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 34.

The square root of 4937281 is about 2221.9993249324. Note that the first 3 decimals coincide. The cubic root of 4937281 is about 170.2795975663.

The spelling of 4937281 in words is "four million, nine hundred thirty-seven thousand, two hundred eighty-one".