70789834 has 4 divisors (see below), whose sum is σ = 106184754. Its totient is φ = 35394916.

The previous prime is 70789813. The next prime is 70789847. The reversal of 70789834 is 43898707.

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

It can be written as a sum of positive squares in only one way, i.e., 65044225 + 5745609 = 8065^2 + 2397^2 .

It is a super-2 number, since 2×70789834² = 10022401195495112, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17697457 + ... + 17697460.

Almost surely, 2^70789834 is an apocalyptic number.

70789834 is a deficient number, since it is larger than the sum of its proper divisors (35394920).

70789834 is a wasteful number, since it uses less digits than its factorization.

70789834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35394919.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 70789834 is about 8413.6694729470. The cubic root of 70789834 is about 413.6727987929.

The spelling of 70789834 in words is "seventy million, seven hundred eighty-nine thousand, eight hundred thirty-four".