7667461 has 2 divisors, whose sum is σ = 7667462. Its totient is φ = 7667460.

The previous prime is 7667453. The next prime is 7667467. The reversal of 7667461 is 1647667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7667361 + 100 = 2769^2 + 10^2 .

It is a cyclic number.

It is not a de Polignac number, because 7667461 - 2³ = 7667453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7667461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7667467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3833730 + 3833731.

It is an arithmetic number, because the mean of its divisors is an integer number (3833731).

Almost surely, 2^7667461 is an apocalyptic number.

It is an amenable number.

7667461 is a deficient number, since it is larger than the sum of its proper divisors (1).

7667461 is an equidigital number, since it uses as much as digits as its factorization.

7667461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 37.

The square root of 7667461 is about 2769.0180570014. The cubic root of 7667461 is about 197.1895330364.

It can be divided in two parts, 7667 and 461, that added together give a triangular number (8128 = T₁₂₇).

The spelling of 7667461 in words is "seven million, six hundred sixty-seven thousand, four hundred sixty-one".