70534400 has 108 divisors (see below), whose sum is σ = 177926112. Its totient is φ = 27678720.

The previous prime is 70534381. The next prime is 70534447. The reversal of 70534400 is 443507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 659147 + ... + 659253.

It is an arithmetic number, because the mean of its divisors is an integer number (1647464).

Almost surely, 2^70534400 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 70534400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88963056).

70534400 is an abundant number, since it is smaller than the sum of its proper divisors (107391712).

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

70534400 is a wasteful number, since it uses less digits than its factorization.

70534400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 70534400 is about 8398.4760522371. The cubic root of 70534400 is about 413.1746413586.

Adding to 70534400 its reverse (443507), we get a palindrome (70977907).

The spelling of 70534400 in words is "seventy million, five hundred thirty-four thousand, four hundred".