70499407 has 4 divisors (see below), whose sum is σ = 76908456. Its totient is φ = 64090360.

The previous prime is 70499327. The next prime is 70499417.

70499407 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 70499407 - 2⁷ = 70499279 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70499407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70499417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3204508 + ... + 3204529.

It is an arithmetic number, because the mean of its divisors is an integer number (19227114).

Almost surely, 2^70499407 is an apocalyptic number.

70499407 is a deficient number, since it is larger than the sum of its proper divisors (6409049).

70499407 is a wasteful number, since it uses less digits than its factorization.

70499407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6409048.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 70499407 is about 8396.3924991630. The cubic root of 70499407 is about 413.1063030165.

The spelling of 70499407 in words is "seventy million, four hundred ninety-nine thousand, four hundred seven".