70427177 has 4 divisors (see below), whose sum is σ = 71111040. Its totient is φ = 69743316.

The previous prime is 70427171. The next prime is 70427183. The reversal of 70427177 is 77172407.

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, and also an emirpimes, since its reverse is a distinct semiprime: 77172407 = 13 ⋅5936339.

It is an interprime number because it is at equal distance from previous prime (70427171) and next prime (70427183).

It is a cyclic number.

It is not a de Polignac number, because 70427177 - 2⁶ = 70427113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70427171) 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, 341777 + ... + 341982.

It is an arithmetic number, because the mean of its divisors is an integer number (17777760).

Almost surely, 2^70427177 is an apocalyptic number.

It is an amenable number.

70427177 is a deficient number, since it is larger than the sum of its proper divisors (683863).

70427177 is a wasteful number, since it uses less digits than its factorization.

70427177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683862.

The product of its (nonzero) digits is 19208, while the sum is 35.

The square root of 70427177 is about 8392.0901448924. The cubic root of 70427177 is about 412.9651724467.

The spelling of 70427177 in words is "seventy million, four hundred twenty-seven thousand, one hundred seventy-seven".