70606242 has 160 divisors (see below), whose sum is σ = 198633600. Its totient is φ = 18289152.

The previous prime is 70606231. The next prime is 70606243. The reversal of 70606242 is 24260607.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70606243) 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 79 ways as a sum of consecutive naturals, for example, 624778 + ... + 624890.

It is an arithmetic number, because the mean of its divisors is an integer number (1241460).

Almost surely, 2^70606242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70606242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99316800).

70606242 is an abundant number, since it is smaller than the sum of its proper divisors (128027358).

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

70606242 is a wasteful number, since it uses less digits than its factorization.

70606242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 70606242 is about 8402.7520491801. The cubic root of 70606242 is about 413.3148718486.

Adding to 70606242 its reverse (24260607), we get a palindrome (94866849).

The spelling of 70606242 in words is "seventy million, six hundred six thousand, two hundred forty-two".