70029399 has 8 divisors (see below), whose sum is σ = 101860992. Its totient is φ = 42442040.

The previous prime is 70029397. The next prime is 70029431. The reversal of 70029399 is 99392007.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70029399 - 2¹ = 70029397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70029397) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1061019 + ... + 1061084.

It is an arithmetic number, because the mean of its divisors is an integer number (12732624).

Almost surely, 2^70029399 is an apocalyptic number.

70029399 is a deficient number, since it is larger than the sum of its proper divisors (31831593).

70029399 is a wasteful number, since it uses less digits than its factorization.

70029399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122117.

The product of its (nonzero) digits is 30618, while the sum is 39.

The square root of 70029399 is about 8368.3570072028. The cubic root of 70029399 is about 412.1862179373.

The spelling of 70029399 in words is "seventy million, twenty-nine thousand, three hundred ninety-nine".