70378600 has 48 divisors (see below), whose sum is σ = 164325420. Its totient is φ = 28032000.

The previous prime is 70378579. The next prime is 70378613. The reversal of 70378600 is 687307.

It can be written as a sum of positive squares in 6 ways, for example, as 19027044 + 51351556 = 4362^2 + 7166^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58000 + ... + 59200.

Almost surely, 2^70378600 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 70378600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82162710).

70378600 is an abundant number, since it is smaller than the sum of its proper divisors (93946820).

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

70378600 is a wasteful number, since it uses less digits than its factorization.

70378600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510 (or 1501 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 70378600 is about 8389.1954322211. The cubic root of 70378600 is about 412.8702033166.

The spelling of 70378600 in words is "seventy million, three hundred seventy-eight thousand, six hundred".