70458345 has 12 divisors (see below), whose sum is σ = 122127876. Its totient is φ = 37577760.

The previous prime is 70458343. The next prime is 70458347. The reversal of 70458345 is 54385407.

70458345 is a `hidden beast` number, since 70 + 4 + 583 + 4 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (70458343) and next prime (70458347).

It can be written as a sum of positive squares in 2 ways, for example, as 50851161 + 19607184 = 7131^2 + 4428^2 .

It is not a de Polignac number, because 70458345 - 2¹ = 70458343 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (70458343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 782826 + ... + 782915.

It is an arithmetic number, because the mean of its divisors is an integer number (10177323).

Almost surely, 2^70458345 is an apocalyptic number.

It is an amenable number.

70458345 is a deficient number, since it is larger than the sum of its proper divisors (51669531).

70458345 is a wasteful number, since it uses less digits than its factorization.

70458345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565752 (or 1565749 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 70458345 is about 8393.9469262082. The cubic root of 70458345 is about 413.0260835928.

It can be divided in two parts, 704 and 58345, that added together give a 10-th power (59049 = 3¹⁰).

The spelling of 70458345 in words is "seventy million, four hundred fifty-eight thousand, three hundred forty-five".