70590222 has 48 divisors (see below), whose sum is σ = 162903312. Its totient is φ = 22014720.

The previous prime is 70590217. The next prime is 70590227. The reversal of 70590222 is 22209507.

It is a happy number.

70590222 is a `hidden beast` number, since 70 + 590 + 2 + 2 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (70590217) and next prime (70590227).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70590227) 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 23 ways as a sum of consecutive naturals, for example, 59697 + ... + 60867.

It is an arithmetic number, because the mean of its divisors is an integer number (3393819).

Almost surely, 2^70590222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70590222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81451656).

70590222 is an abundant number, since it is smaller than the sum of its proper divisors (92313090).

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

70590222 is a wasteful number, since it uses less digits than its factorization.

70590222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393 (or 1390 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 70590222 is about 8401.7987359851. The cubic root of 70590222 is about 413.2836101881.

Adding to 70590222 its reverse (22209507), we get a palindrome (92799729).

The spelling of 70590222 in words is "seventy million, five hundred ninety thousand, two hundred twenty-two".