70224755 has 8 divisors (see below), whose sum is σ = 84405024. Its totient is φ = 56089600.

The previous prime is 70224709. The next prime is 70224757. The reversal of 70224755 is 55742207.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70224755 - 2¹⁰ = 70223731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70224757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7751 + ... + 14160.

It is an arithmetic number, because the mean of its divisors is an integer number (10550628).

Almost surely, 2^70224755 is an apocalyptic number.

70224755 is a deficient number, since it is larger than the sum of its proper divisors (14180269).

70224755 is a wasteful number, since it uses less digits than its factorization.

70224755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22557.

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 70224755 is about 8380.0211813575. The cubic root of 70224755 is about 412.5691442097.

The spelling of 70224755 in words is "seventy million, two hundred twenty-four thousand, seven hundred fifty-five".