70734967 has 4 divisors (see below), whose sum is σ = 74457880. Its totient is φ = 67012056.

The previous prime is 70734947. The next prime is 70735003. The reversal of 70734967 is 76943707.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70734967 - 2¹¹ = 70732919 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 (70734907) 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, 1861428 + ... + 1861465.

It is an arithmetic number, because the mean of its divisors is an integer number (18614470).

Almost surely, 2^70734967 is an apocalyptic number.

70734967 is a deficient number, since it is larger than the sum of its proper divisors (3722913).

70734967 is a wasteful number, since it uses less digits than its factorization.

70734967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722912.

The product of its (nonzero) digits is 222264, while the sum is 43.

The square root of 70734967 is about 8410.4082540623. The cubic root of 70734967 is about 413.5658961931.

The spelling of 70734967 in words is "seventy million, seven hundred thirty-four thousand, nine hundred sixty-seven".