2667451 has 2 divisors, whose sum is σ = 2667452. Its totient is φ = 2667450.

The previous prime is 2667439. The next prime is 2667461. The reversal of 2667451 is 1547662.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2667451 - 2¹⁷ = 2536379 is a prime.

It is not a weakly prime, because it can be changed into another prime (2667461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1333725 + 1333726.

It is an arithmetic number, because the mean of its divisors is an integer number (1333726).

2^2667451 is an apocalyptic number.

2667451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2667451 is an equidigital number, since it uses as much as digits as its factorization.

2667451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 31.

The square root of 2667451 is about 1633.2332962562. The cubic root of 2667451 is about 138.6858491964.

The spelling of 2667451 in words is "two million, six hundred sixty-seven thousand, four hundred fifty-one".