70340797 has 4 divisors (see below), whose sum is σ = 70461216. Its totient is φ = 70220380.

The previous prime is 70340791. The next prime is 70340801. The reversal of 70340797 is 79704307.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70340797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70340791) 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, 59329 + ... + 60502.

It is an arithmetic number, because the mean of its divisors is an integer number (17615304).

Almost surely, 2^70340797 is an apocalyptic number.

It is an amenable number.

70340797 is a deficient number, since it is larger than the sum of its proper divisors (120419).

70340797 is a wasteful number, since it uses less digits than its factorization.

70340797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120418.

The product of its (nonzero) digits is 37044, while the sum is 37.

The square root of 70340797 is about 8386.9420529774. The cubic root of 70340797 is about 412.7962673587.

The spelling of 70340797 in words is "seventy million, three hundred forty thousand, seven hundred ninety-seven".