70673700 has 72 divisors (see below), whose sum is σ = 210042112. Its totient is φ = 18334080.

The previous prime is 70673699. The next prime is 70673717. The reversal of 70673700 is 737607.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 23 ways as a sum of consecutive naturals, for example, 7917 + ... + 14283.

Almost surely, 2^70673700 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 70673700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105021056).

70673700 is an abundant number, since it is smaller than the sum of its proper divisors (139368412).

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

70673700 is a wasteful number, since it uses less digits than its factorization.

70673700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6421 (or 6414 counting only the distinct ones).

The product of its (nonzero) digits is 6174, while the sum is 30.

The square root of 70673700 is about 8406.7651329153. The cubic root of 70673700 is about 413.4464585145.

The spelling of 70673700 in words is "seventy million, six hundred seventy-three thousand, seven hundred".