4916381 has 2 divisors, whose sum is σ = 4916382. Its totient is φ = 4916380.

The previous prime is 4916371. The next prime is 4916413. The reversal of 4916381 is 1836194.

It is a happy number.

It is an a-pointer prime, because the next prime (4916413) can be obtained adding 4916381 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4268356 + 648025 = 2066^2 + 805^2 .

It is a cyclic number.

It is not a de Polignac number, because 4916381 - 2¹⁴ = 4899997 is a prime.

It is a super-2 number, since 2×4916381² = 48341604274322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4916311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2458190 + 2458191.

It is an arithmetic number, because the mean of its divisors is an integer number (2458191).

Almost surely, 2^4916381 is an apocalyptic number.

It is an amenable number.

4916381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4916381 is an equidigital number, since it uses as much as digits as its factorization.

4916381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The square root of 4916381 is about 2217.2913656080. The cubic root of 4916381 is about 170.0389875977.

The spelling of 4916381 in words is "four million, nine hundred sixteen thousand, three hundred eighty-one".