70506700 has 54 divisors (see below), whose sum is σ = 168201908. Its totient is φ = 25634400.

The previous prime is 70506697. The next prime is 70506703. The reversal of 70506700 is 760507.

It is an interprime number because it is at equal distance from previous prime (70506697) and next prime (70506703).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (70506703) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 9187 + ... + 15013.

Almost surely, 2^70506700 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 70506700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84100954).

70506700 is an abundant number, since it is smaller than the sum of its proper divisors (97695208).

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

70506700 is a wasteful number, since it uses less digits than its factorization.

70506700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5863 (or 5845 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 70506700 is about 8396.8267815884. The cubic root of 70506700 is about 413.1205474881.

The spelling of 70506700 in words is "seventy million, five hundred six thousand, seven hundred".