70723416 has 16 divisors (see below), whose sum is σ = 176808600. Its totient is φ = 23574464.

The previous prime is 70723399. The next prime is 70723427. The reversal of 70723416 is 61432707.

It is an alternating number because its digits alternate between odd and even.

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 3 ways as a sum of consecutive naturals, for example, 1473381 + ... + 1473428.

Almost surely, 2^70723416 is an apocalyptic number.

It is an amenable number.

70723416 is an abundant number, since it is smaller than the sum of its proper divisors (106085184).

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

70723416 is a wasteful number, since it uses less digits than its factorization.

70723416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2946818 (or 2946814 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 70723416 is about 8409.7215173869. The cubic root of 70723416 is about 413.5433832365.

The spelling of 70723416 in words is "seventy million, seven hundred twenty-three thousand, four hundred sixteen".