67345406 has 16 divisors (see below), whose sum is σ = 102105744. Its totient is φ = 33312384.

The previous prime is 67345363. The next prime is 67345409. The reversal of 67345406 is 60454376.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67345409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109556 + ... + 110168.

It is an arithmetic number, because the mean of its divisors is an integer number (6381609).

Almost surely, 2^67345406 is an apocalyptic number.

67345406 is a deficient number, since it is larger than the sum of its proper divisors (34760338).

67345406 is a wasteful number, since it uses less digits than its factorization.

67345406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 67345406 is about 8206.4246782628. The cubic root of 67345406 is about 406.8515658639.

The spelling of 67345406 in words is "sixty-seven million, three hundred forty-five thousand, four hundred six".