45829885 has 4 divisors (see below), whose sum is σ = 54995868. Its totient is φ = 36663904.

The previous prime is 45829871. The next prime is 45829897. The reversal of 45829885 is 58892854.

45829885 = T₅₅₂₆ + T₅₅₂₇ + T₅₅₂₈.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58892854 = 2 ⋅29446427.

It can be written as a sum of positive squares in 2 ways, for example, as 32558436 + 13271449 = 5706^2 + 3643^2 .

It is a cyclic number.

It is not a de Polignac number, because 45829885 - 2⁵ = 45829853 is a prime.

It is a super-2 number, since 2×45829885² = 4200756718226450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4582984 + ... + 4582993.

It is an arithmetic number, because the mean of its divisors is an integer number (13748967).

Almost surely, 2^45829885 is an apocalyptic number.

45829885 is the 5528-th centered triangular number.

It is an amenable number.

45829885 is a deficient number, since it is larger than the sum of its proper divisors (9165983).

45829885 is an equidigital number, since it uses as much as digits as its factorization.

45829885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9165982.

The product of its digits is 921600, while the sum is 49.

The square root of 45829885 is about 6769.7773227781. Note that the first 3 decimals coincide. The cubic root of 45829885 is about 357.8625529606.

The spelling of 45829885 in words is "forty-five million, eight hundred twenty-nine thousand, eight hundred eighty-five".