45973619 has 8 divisors (see below), whose sum is σ = 48353280. Its totient is φ = 43625736.

The previous prime is 45973607. The next prime is 45973643. The reversal of 45973619 is 91637954.

45973619 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

45973619 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45973619 is a prime.

It is a super-2 number, since 2×45973619² = 4227147287914322, which contains 22 as substring.

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 45973619.

It is not an unprimeable number, because it can be changed into a prime (45973679) 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 7 ways as a sum of consecutive naturals, for example, 4949 + ... + 10790.

It is an arithmetic number, because the mean of its divisors is an integer number (6044160).

Almost surely, 2^45973619 is an apocalyptic number.

45973619 is a deficient number, since it is larger than the sum of its proper divisors (2379661).

45973619 is a wasteful number, since it uses less digits than its factorization.

45973619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15889.

The product of its digits is 204120, while the sum is 44.

The square root of 45973619 is about 6780.3848710822. The cubic root of 45973619 is about 358.2362780715.

The spelling of 45973619 in words is "forty-five million, nine hundred seventy-three thousand, six hundred nineteen".