45725986 has 8 divisors (see below), whose sum is σ = 68646060. Its totient is φ = 22843968.

The previous prime is 45725983. The next prime is 45725993. The reversal of 45725986 is 68952754.

45725986 is nontrivially palindromic in base 3.

45725986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 39450961 + 6275025 = 6281^2 + 2505^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45725983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6291 + ... + 11446.

Almost surely, 2^45725986 is an apocalyptic number.

45725986 is a deficient number, since it is larger than the sum of its proper divisors (22920074).

45725986 is a wasteful number, since it uses less digits than its factorization.

45725986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19028.

The product of its digits is 604800, while the sum is 46.

The square root of 45725986 is about 6762.0992302687. The cubic root of 45725986 is about 357.5919166395.

The spelling of 45725986 in words is "forty-five million, seven hundred twenty-five thousand, nine hundred eighty-six".