70106270 has 32 divisors (see below), whose sum is σ = 136745280. Its totient is φ = 25877280.

The previous prime is 70106261. The next prime is 70106273. The reversal of 70106270 is 7260107.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70106273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20375 + ... + 23565.

It is an arithmetic number, because the mean of its divisors is an integer number (4273290).

Almost surely, 2^70106270 is an apocalyptic number.

70106270 is a deficient number, since it is larger than the sum of its proper divisors (66639010).

70106270 is a wasteful number, since it uses less digits than its factorization.

70106270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3237 (or 3211 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 70106270 is about 8372.9487040110. The cubic root of 70106270 is about 412.3369811915.

Adding to 70106270 its reverse (7260107), we get a palindrome (77366377).

The spelling of 70106270 in words is "seventy million, one hundred six thousand, two hundred seventy".