70899605 has 16 divisors (see below), whose sum is σ = 102954240. Its totient is φ = 45756672.

The previous prime is 70899599. The next prime is 70899611. The reversal of 70899605 is 50699807.

It is an interprime number because it is at equal distance from previous prime (70899599) and next prime (70899611).

It is a cyclic number.

It is not a de Polignac number, because 70899605 - 2⁶ = 70899541 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58985 + ... + 60174.

It is an arithmetic number, because the mean of its divisors is an integer number (6434640).

Almost surely, 2^70899605 is an apocalyptic number.

It is an amenable number.

70899605 is a deficient number, since it is larger than the sum of its proper divisors (32054635).

70899605 is a wasteful number, since it uses less digits than its factorization.

70899605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119188.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 70899605 is about 8420.1903185142. The cubic root of 70899605 is about 413.8865103904.

The spelling of 70899605 in words is "seventy million, eight hundred ninety-nine thousand, six hundred five".