67434061 has 4 divisors (see below), whose sum is σ = 67459392. Its totient is φ = 67408732.

The previous prime is 67434013. The next prime is 67434067. The reversal of 67434061 is 16043476.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67434061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67434067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8131 + ... + 14176.

It is an arithmetic number, because the mean of its divisors is an integer number (16864848).

Almost surely, 2^67434061 is an apocalyptic number.

It is an amenable number.

67434061 is a deficient number, since it is larger than the sum of its proper divisors (25331).

67434061 is a wasteful number, since it uses less digits than its factorization.

67434061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25330.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 67434061 is about 8211.8244623226. The cubic root of 67434061 is about 407.0300170840.

The spelling of 67434061 in words is "sixty-seven million, four hundred thirty-four thousand, sixty-one".