70634199 has 4 divisors (see below), whose sum is σ = 94178936. Its totient is φ = 47089464.

The previous prime is 70634197. The next prime is 70634209. The reversal of 70634199 is 99143607.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 70634199 - 2¹ = 70634197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70634197) 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, 11772364 + ... + 11772369.

It is an arithmetic number, because the mean of its divisors is an integer number (23544734).

Almost surely, 2^70634199 is an apocalyptic number.

70634199 is a deficient number, since it is larger than the sum of its proper divisors (23544737).

70634199 is a wasteful number, since it uses less digits than its factorization.

70634199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23544736.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 70634199 is about 8404.4154466566. The cubic root of 70634199 is about 413.3694162193.

The spelling of 70634199 in words is "seventy million, six hundred thirty-four thousand, one hundred ninety-nine".