70563722 has 4 divisors (see below), whose sum is σ = 105845586. Its totient is φ = 35281860.

The previous prime is 70563721. The next prime is 70563749. The reversal of 70563722 is 22736507.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 66406201 + 4157521 = 8149^2 + 2039^2 .

It is not an unprimeable number, because it can be changed into a prime (70563721) 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 as a sum of consecutive naturals, namely, 17640929 + ... + 17640932.

Almost surely, 2^70563722 is an apocalyptic number.

70563722 is a deficient number, since it is larger than the sum of its proper divisors (35281864).

70563722 is a wasteful number, since it uses less digits than its factorization.

70563722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35281863.

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 70563722 is about 8400.2215446975. The cubic root of 70563722 is about 413.2318873190.

The spelling of 70563722 in words is "seventy million, five hundred sixty-three thousand, seven hundred twenty-two".