45542343 has 24 divisors (see below), whose sum is σ = 76284544. Its totient is φ = 23657040.

The previous prime is 45542339. The next prime is 45542359. The reversal of 45542343 is 34324554.

It is not a de Polignac number, because 45542343 - 2² = 45542339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45542343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45542333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6421 + ... + 11502.

Almost surely, 2^45542343 is an apocalyptic number.

45542343 is a deficient number, since it is larger than the sum of its proper divisors (30742201).

45542343 is a wasteful number, since it uses less digits than its factorization.

45542343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17955 (or 17944 counting only the distinct ones).

The product of its digits is 28800, while the sum is 30.

The square root of 45542343 is about 6748.5067237130. The cubic root of 45542343 is about 357.1125585649.

Adding to 45542343 its reverse (34324554), we get a palindrome (79866897).

The spelling of 45542343 in words is "forty-five million, five hundred forty-two thousand, three hundred forty-three".