34406987 has 2 divisors, whose sum is σ = 34406988. Its totient is φ = 34406986.

The previous prime is 34406969. The next prime is 34407007. The reversal of 34406987 is 78960443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34406987 - 2¹⁰ = 34405963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34406917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17203493 + 17203494.

It is an arithmetic number, because the mean of its divisors is an integer number (17203494).

Almost surely, 2^34406987 is an apocalyptic number.

34406987 is a deficient number, since it is larger than the sum of its proper divisors (1).

34406987 is an equidigital number, since it uses as much as digits as its factorization.

34406987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 34406987 is about 5865.7469260104. The cubic root of 34406987 is about 325.2486838251.

The spelling of 34406987 in words is "thirty-four million, four hundred six thousand, nine hundred eighty-seven".