70626816 has 200 divisors, whose sum is σ = 228750984. Its totient is φ = 21565440.

The previous prime is 70626799. The next prime is 70626817. The reversal of 70626816 is 61862607.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70626817) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 539071 + ... + 539201.

Almost surely, 2^70626816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70626816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114375492).

70626816 is an abundant number, since it is smaller than the sum of its proper divisors (158124168).

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

70626816 is a wasteful number, since it uses less digits than its factorization.

70626816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 70626816 is about 8403.9762017750. The cubic root of 70626816 is about 413.3550133154.

The spelling of 70626816 in words is "seventy million, six hundred twenty-six thousand, eight hundred sixteen".