70686360 has 96 divisors (see below), whose sum is σ = 239747040. Its totient is φ = 18028032.

The previous prime is 70686353. The next prime is 70686377. The reversal of 70686360 is 6368607.

It is a happy number.

It is a super-2 number, since 2×70686360² = 9993122980099200, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4012 + ... + 12548.

It is an arithmetic number, because the mean of its divisors is an integer number (2497365).

Almost surely, 2^70686360 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 70686360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119873520).

70686360 is an abundant number, since it is smaller than the sum of its proper divisors (169060680).

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

70686360 is a wasteful number, since it uses less digits than its factorization.

70686360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8577 (or 8570 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 70686360 is about 8407.5180642090. The cubic root of 70686360 is about 413.4711443578.

The spelling of 70686360 in words is "seventy million, six hundred eighty-six thousand, three hundred sixty".