7664351 has 2 divisors, whose sum is σ = 7664352. Its totient is φ = 7664350.

The previous prime is 7664341. The next prime is 7664357. The reversal of 7664351 is 1534667.

It is a strong prime.

It is an emirp because it is prime and its reverse (1534667) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7664351 - 2¹⁸ = 7402207 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7664357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3832175 + 3832176.

It is an arithmetic number, because the mean of its divisors is an integer number (3832176).

Almost surely, 2^7664351 is an apocalyptic number.

7664351 is a deficient number, since it is larger than the sum of its proper divisors (1).

7664351 is an equidigital number, since it uses as much as digits as its factorization.

7664351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 32.

The square root of 7664351 is about 2768.4564291316. The cubic root of 7664351 is about 197.1628687390.

The spelling of 7664351 in words is "seven million, six hundred sixty-four thousand, three hundred fifty-one".