70451417 has 4 divisors (see below), whose sum is σ = 74595636. Its totient is φ = 66307200.

The previous prime is 70451413. The next prime is 70451419. The reversal of 70451417 is 71415407.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37319881 + 33131536 = 6109^2 + 5756^2 .

It is a cyclic number.

It is not a de Polignac number, because 70451417 - 2² = 70451413 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70451417.

It is not an unprimeable number, because it can be changed into a prime (70451413) 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, 2072084 + ... + 2072117.

It is an arithmetic number, because the mean of its divisors is an integer number (18648909).

Almost surely, 2^70451417 is an apocalyptic number.

It is an amenable number.

70451417 is a deficient number, since it is larger than the sum of its proper divisors (4144219).

70451417 is a wasteful number, since it uses less digits than its factorization.

70451417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4144218.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 70451417 is about 8393.5342377332. The cubic root of 70451417 is about 413.0125458612.

The spelling of 70451417 in words is "seventy million, four hundred fifty-one thousand, four hundred seventeen".