70098479 has 16 divisors (see below), whose sum is σ = 80027136. Its totient is φ = 60830400.

The previous prime is 70098449. The next prime is 70098491. The reversal of 70098479 is 97489007.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70098479 is a prime.

It is a super-3 number, since 3×70098479³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70098419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19544 + ... + 22850.

It is an arithmetic number, because the mean of its divisors is an integer number (5001696).

Almost surely, 2^70098479 is an apocalyptic number.

70098479 is a deficient number, since it is larger than the sum of its proper divisors (9928657).

70098479 is a wasteful number, since it uses less digits than its factorization.

70098479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3406.

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 70098479 is about 8372.4834428024. The cubic root of 70098479 is about 412.3217061125.

The spelling of 70098479 in words is "seventy million, ninety-eight thousand, four hundred seventy-nine".