70322669 has 4 divisors (see below), whose sum is σ = 71818944. Its totient is φ = 68826396.

The previous prime is 70322657. The next prime is 70322671. The reversal of 70322669 is 96622307.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70322669 is a prime.

It is a super-2 number, since 2×70322669² = 9890555550567122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70322639) 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, 748067 + ... + 748160.

It is an arithmetic number, because the mean of its divisors is an integer number (17954736).

Almost surely, 2^70322669 is an apocalyptic number.

It is an amenable number.

70322669 is a deficient number, since it is larger than the sum of its proper divisors (1496275).

70322669 is a wasteful number, since it uses less digits than its factorization.

70322669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496274.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 70322669 is about 8385.8612557089. The cubic root of 70322669 is about 412.7608028109.

The spelling of 70322669 in words is "seventy million, three hundred twenty-two thousand, six hundred sixty-nine".