45070829 has 4 divisors (see below), whose sum is σ = 45921276. Its totient is φ = 44220384.

The previous prime is 45070819. The next prime is 45070873. The reversal of 45070829 is 92807054.

It is a happy number.

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 24730729 + 20340100 = 4973^2 + 4510^2 .

It is a cyclic number.

It is not a de Polignac number, because 45070829 - 2¹² = 45066733 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45070819) 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, 425144 + ... + 425249.

It is an arithmetic number, because the mean of its divisors is an integer number (11480319).

Almost surely, 2^45070829 is an apocalyptic number.

It is an amenable number.

45070829 is a deficient number, since it is larger than the sum of its proper divisors (850447).

45070829 is an equidigital number, since it uses as much as digits as its factorization.

45070829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850446.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 45070829 is about 6713.4811387238. The cubic root of 45070829 is about 355.8758483255.

The spelling of 45070829 in words is "forty-five million, seventy thousand, eight hundred twenty-nine".