45221343 has 16 divisors (see below), whose sum is σ = 65903616. Its totient is φ = 27457920.

The previous prime is 45221299. The next prime is 45221347. The reversal of 45221343 is 34312254.

It is not a de Polignac number, because 45221343 - 2⁶ = 45221279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45221347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12721 + ... + 15882.

It is an arithmetic number, because the mean of its divisors is an integer number (4118976).

Almost surely, 2^45221343 is an apocalyptic number.

45221343 is a deficient number, since it is larger than the sum of its proper divisors (20682273).

45221343 is a wasteful number, since it uses less digits than its factorization.

45221343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28654.

The product of its digits is 2880, while the sum is 24.

The square root of 45221343 is about 6724.6816281516. The cubic root of 45221343 is about 356.2715572058.

Adding to 45221343 its reverse (34312254), we get a palindrome (79533597).

The spelling of 45221343 in words is "forty-five million, two hundred twenty-one thousand, three hundred forty-three".