70549493 has 8 divisors (see below), whose sum is σ = 80752512. Its totient is φ = 60377616.

The previous prime is 70549477. The next prime is 70549513. The reversal of 70549493 is 39494507.

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 70549493 - 2⁴ = 70549477 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 70549493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70549433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2705 + ... + 12182.

It is an arithmetic number, because the mean of its divisors is an integer number (10094064).

Almost surely, 2^70549493 is an apocalyptic number.

It is an amenable number.

70549493 is a deficient number, since it is larger than the sum of its proper divisors (10203019).

70549493 is a wasteful number, since it uses less digits than its factorization.

70549493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15571.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 70549493 is about 8399.3745600491. The cubic root of 70549493 is about 413.2041097225.

The spelling of 70549493 in words is "seventy million, five hundred forty-nine thousand, four hundred ninety-three".