70429655 has 4 divisors (see below), whose sum is σ = 84515592. Its totient is φ = 56343720.

The previous prime is 70429643. The next prime is 70429687. The reversal of 70429655 is 55692407.

It is a happy number.

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

It is not a de Polignac number, because 70429655 - 2¹² = 70425559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7042961 + ... + 7042970.

It is an arithmetic number, because the mean of its divisors is an integer number (21128898).

Almost surely, 2^70429655 is an apocalyptic number.

70429655 is a deficient number, since it is larger than the sum of its proper divisors (14085937).

70429655 is a wasteful number, since it uses less digits than its factorization.

70429655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14085936.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 70429655 is about 8392.2377826179. The cubic root of 70429655 is about 412.9700158218.

The spelling of 70429655 in words is "seventy million, four hundred twenty-nine thousand, six hundred fifty-five".