67804734 has 32 divisors (see below), whose sum is σ = 140343840. Its totient is φ = 21824000.

The previous prime is 67804729. The next prime is 67804741. The reversal of 67804734 is 43740876.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 67804692 and 67804701.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 23482 + ... + 26210.

It is an arithmetic number, because the mean of its divisors is an integer number (4385745).

Almost surely, 2^67804734 is an apocalyptic number.

67804734 is an abundant number, since it is smaller than the sum of its proper divisors (72539106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67804734 is a wasteful number, since it uses less digits than its factorization.

67804734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876.

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 67804734 is about 8234.3629990425. The cubic root of 67804734 is about 407.7744452064.

The spelling of 67804734 in words is "sixty-seven million, eight hundred four thousand, seven hundred thirty-four".