70532317 has 4 divisors (see below), whose sum is σ = 71727840. Its totient is φ = 69336796.

The previous prime is 70532309. The next prime is 70532327. The reversal of 70532317 is 71323507.

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: 71323507 = 59 ⋅1208873.

It is a cyclic number.

It is not a de Polignac number, because 70532317 - 2³ = 70532309 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 (70532327) 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, 597673 + ... + 597790.

It is an arithmetic number, because the mean of its divisors is an integer number (17931960).

Almost surely, 2^70532317 is an apocalyptic number.

It is an amenable number.

70532317 is a deficient number, since it is larger than the sum of its proper divisors (1195523).

70532317 is a wasteful number, since it uses less digits than its factorization.

70532317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195522.

The product of its (nonzero) digits is 4410, while the sum is 28.

The square root of 70532317 is about 8398.3520407280. The cubic root of 70532317 is about 413.1705740701.

The spelling of 70532317 in words is "seventy million, five hundred thirty-two thousand, three hundred seventeen".