70022427 has 8 divisors (see below), whose sum is σ = 93457920. Its totient is φ = 46634280.

The previous prime is 70022423. The next prime is 70022431. The reversal of 70022427 is 72422007.

It is an interprime number because it is at equal distance from previous prime (70022423) and next prime (70022431).

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

It is not a de Polignac number, because 70022427 - 2² = 70022423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70022397 and 70022406.

It is not an unprimeable number, because it can be changed into a prime (70022423) 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 in 7 ways as a sum of consecutive naturals, for example, 8227 + ... + 14412.

It is an arithmetic number, because the mean of its divisors is an integer number (11682240).

Almost surely, 2^70022427 is an apocalyptic number.

70022427 is a deficient number, since it is larger than the sum of its proper divisors (23435493).

70022427 is a wasteful number, since it uses less digits than its factorization.

70022427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23673.

The product of its (nonzero) digits is 1568, while the sum is 24.

The square root of 70022427 is about 8367.9404276082. The cubic root of 70022427 is about 412.1725386458.

The spelling of 70022427 in words is "seventy million, twenty-two thousand, four hundred twenty-seven".