45622543 has 4 divisors (see below), whose sum is σ = 48306240. Its totient is φ = 42938848.

The previous prime is 45622531. The next prime is 45622583. The reversal of 45622543 is 34522654.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45622543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45622583) 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, 1341823 + ... + 1341856.

It is an arithmetic number, because the mean of its divisors is an integer number (12076560).

Almost surely, 2^45622543 is an apocalyptic number.

45622543 is a deficient number, since it is larger than the sum of its proper divisors (2683697).

45622543 is a wasteful number, since it uses less digits than its factorization.

45622543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683696.

The product of its digits is 28800, while the sum is 31.

The square root of 45622543 is about 6754.4461653047. The cubic root of 45622543 is about 357.3220605347.

The spelling of 45622543 in words is "forty-five million, six hundred twenty-two thousand, five hundred forty-three".