70522722 has 24 divisors (see below), whose sum is σ = 158069340. Its totient is φ = 22696800.

The previous prime is 70522679. The next prime is 70522729. The reversal of 70522722 is 22722507.

It is a happy number.

70522722 is a `hidden beast` number, since 70 + 522 + 72 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 63345681 + 7177041 = 7959^2 + 2679^2 .

It is a super-3 number, since 3×70522722³ (a number of 25 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (70522729) by changing a digit.

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, 67029 + ... + 68072.

Almost surely, 2^70522722 is an apocalyptic number.

70522722 is an abundant number, since it is smaller than the sum of its proper divisors (87546618).

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

70522722 is a wasteful number, since it uses less digits than its factorization.

70522722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135138 (or 135135 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 70522722 is about 8397.7807782771. The cubic root of 70522722 is about 413.1518377347.

The spelling of 70522722 in words is "seventy million, five hundred twenty-two thousand, seven hundred twenty-two".