70439222 has 8 divisors (see below), whose sum is σ = 120752976. Its totient is φ = 30188232.

The previous prime is 70439221. The next prime is 70439267. The reversal of 70439222 is 22293407.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70439221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2515673 + ... + 2515700.

It is an arithmetic number, because the mean of its divisors is an integer number (15094122).

Almost surely, 2^70439222 is an apocalyptic number.

70439222 is a deficient number, since it is larger than the sum of its proper divisors (50313754).

70439222 is a wasteful number, since it uses less digits than its factorization.

70439222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5031382.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 70439222 is about 8392.8077542620. The cubic root of 70439222 is about 412.9887139363.

The spelling of 70439222 in words is "seventy million, four hundred thirty-nine thousand, two hundred twenty-two".