70199158 has 4 divisors (see below), whose sum is σ = 105298740. Its totient is φ = 35099578.

The previous prime is 70199149. The next prime is 70199179. The reversal of 70199158 is 85199107.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 70199158.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17549788 + ... + 17549791.

It is an arithmetic number, because the mean of its divisors is an integer number (26324685).

Almost surely, 2^70199158 is an apocalyptic number.

70199158 is a deficient number, since it is larger than the sum of its proper divisors (35099582).

70199158 is a wasteful number, since it uses less digits than its factorization.

70199158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35099581.

The product of its (nonzero) digits is 22680, while the sum is 40.

The square root of 70199158 is about 8378.4937787170. The cubic root of 70199158 is about 412.5190108165.

The spelling of 70199158 in words is "seventy million, one hundred ninety-nine thousand, one hundred fifty-eight".