70000734 has 16 divisors (see below), whose sum is σ = 140282640. Its totient is φ = 23286720.

The previous prime is 70000717. The next prime is 70000739. The reversal of 70000734 is 43700007.

It is a self number, because there is not a number n which added to its sum of digits gives 70000734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70000739) 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, 8407 + ... + 14514.

It is an arithmetic number, because the mean of its divisors is an integer number (8767665).

Almost surely, 2^70000734 is an apocalyptic number.

70000734 is an abundant number, since it is smaller than the sum of its proper divisors (70281906).

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

70000734 is a wasteful number, since it uses less digits than its factorization.

70000734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23435.

The product of its (nonzero) digits is 588, while the sum is 21.

The square root of 70000734 is about 8366.6441301157. The cubic root of 70000734 is about 412.1299704632.

The spelling of 70000734 in words is "seventy million, seven hundred thirty-four", and thus it is an aban number.