70326145 has 8 divisors (see below), whose sum is σ = 84697704. Its totient is φ = 56056704.

The previous prime is 70326097. The next prime is 70326167. The reversal of 70326145 is 54162307.

It can be written as a sum of positive squares in 4 ways, for example, as 7789681 + 62536464 = 2791^2 + 7908^2 .

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 70326145 - 2⁷ = 70326017 is a prime.

It is a super-2 number, since 2×70326145² = 9891533341122050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24004 + ... + 26773.

It is an arithmetic number, because the mean of its divisors is an integer number (10587213).

Almost surely, 2^70326145 is an apocalyptic number.

It is an amenable number.

70326145 is a deficient number, since it is larger than the sum of its proper divisors (14371559).

70326145 is a wasteful number, since it uses less digits than its factorization.

70326145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51059.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 70326145 is about 8386.0685067557. The cubic root of 70326145 is about 412.7676035241.

The spelling of 70326145 in words is "seventy million, three hundred twenty-six thousand, one hundred forty-five".