70070322 has 32 divisors (see below), whose sum is σ = 165686400. Its totient is φ = 19329408.

The previous prime is 70070321. The next prime is 70070359. The reversal of 70070322 is 22307007.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (70070321) 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, 27547 + ... + 29982.

It is an arithmetic number, because the mean of its divisors is an integer number (5177700).

Almost surely, 2^70070322 is an apocalyptic number.

70070322 is an abundant number, since it is smaller than the sum of its proper divisors (95616078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70070322 is a wasteful number, since it uses less digits than its factorization.

70070322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57570.

The product of its (nonzero) digits is 588, while the sum is 21.

The square root of 70070322 is about 8370.8017537151. The cubic root of 70070322 is about 412.2664918994.

Adding to 70070322 its reverse (22307007), we get a palindrome (92377329).

The spelling of 70070322 in words is "seventy million, seventy thousand, three hundred twenty-two".