7634381 has 2 divisors, whose sum is σ = 7634382. Its totient is φ = 7634380.

The previous prime is 7634369. The next prime is 7634387. The reversal of 7634381 is 1834367.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4515625 + 3118756 = 2125^2 + 1766^2 .

It is a cyclic number.

It is not a de Polignac number, because 7634381 - 2²² = 3440077 is a prime.

It is a super-2 number, since 2×7634381² = 116567546506322, which contains 22 as substring.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7634387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3817190 + 3817191.

It is an arithmetic number, because the mean of its divisors is an integer number (3817191).

Almost surely, 2^7634381 is an apocalyptic number.

It is an amenable number.

7634381 is a deficient number, since it is larger than the sum of its proper divisors (1).

7634381 is an equidigital number, since it uses as much as digits as its factorization.

7634381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 32.

The square root of 7634381 is about 2763.0383638307. The cubic root of 7634381 is about 196.9055436277.

The spelling of 7634381 in words is "seven million, six hundred thirty-four thousand, three hundred eighty-one".