7634149 has 2 divisors, whose sum is σ = 7634150. Its totient is φ = 7634148.

The previous prime is 7634147. The next prime is 7634161. The reversal of 7634149 is 9414367.

It is a happy number.

7634149 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4761124 + 2873025 = 2182^2 + 1695^2 .

It is a cyclic number.

It is not a de Polignac number, because 7634149 - 2¹ = 7634147 is a prime.

Together with 7634147, it forms a pair of twin primes.

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 (7634147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3817074 + 3817075.

It is an arithmetic number, because the mean of its divisors is an integer number (3817075).

Almost surely, 2^7634149 is an apocalyptic number.

It is an amenable number.

7634149 is a deficient number, since it is larger than the sum of its proper divisors (1).

7634149 is an equidigital number, since it uses as much as digits as its factorization.

7634149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 7634149 is about 2762.9963807432. The cubic root of 7634149 is about 196.9035490303.

It can be divided in two parts, 76 and 34149, that added together give a square (34225 = 185²).

The spelling of 7634149 in words is "seven million, six hundred thirty-four thousand, one hundred forty-nine".